diff --git a/.gitignore b/.gitignore
index d35143d26a..cdcab102af 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,9 +1,3 @@
 .env
 *.test
 *.coverprofile
-
-
-# Because our only dependencies are test-related, I'm leaving out `go.sum` for
-# the time being. Feel free to revisit this decision in the future if it
-# appears to be causing problems.
-/go.sum
diff --git a/.travis.yml b/.travis.yml
index b976995cf6..eee4f7cd56 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -33,9 +33,9 @@ env:
     - STRIPE_MOCK_VERSION=0.40.0
 
 go:
-  - "1.9"
-  - "1.10"
-  - "1.11"
+  - "1.9.x"
+  - "1.10.x"
+  - "1.11.x"
   - tip
 
 language: go
diff --git a/account.go b/account.go
index e7519b21d0..85a30d80c7 100644
--- a/account.go
+++ b/account.go
@@ -3,7 +3,7 @@ package stripe
 import (
 	"encoding/json"
 
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // AccountType is the type of an account.
diff --git a/account/client.go b/account/client.go
index 1d23cbbc71..a40ff541a8 100644
--- a/account/client.go
+++ b/account/client.go
@@ -6,8 +6,8 @@ package account
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke APIs related to accounts.
diff --git a/account/client_test.go b/account/client_test.go
index bf890a64cc..0344256353 100644
--- a/account/client_test.go
+++ b/account/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestAccountDel(t *testing.T) {
diff --git a/account_test.go b/account_test.go
index 5326a746ca..0be8961700 100644
--- a/account_test.go
+++ b/account_test.go
@@ -5,7 +5,7 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 func TestAccountExternalAccountParams_AppendTo(t *testing.T) {
diff --git a/accountlink/client.go b/accountlink/client.go
index dbf15a1c80..0cf0bce3b7 100644
--- a/accountlink/client.go
+++ b/accountlink/client.go
@@ -6,7 +6,7 @@ package accountlink
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
+	stripe "github.com/stripe/stripe-go/v55"
 )
 
 // Client is used to invoke APIs related to account links.
diff --git a/accountlink/client_test.go b/accountlink/client_test.go
index 3028e59c24..3b37a6d6fa 100644
--- a/accountlink/client_test.go
+++ b/accountlink/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestAccountLinkNew(t *testing.T) {
diff --git a/applepaydomain/client.go b/applepaydomain/client.go
index 48c7bb6fec..77527270b6 100644
--- a/applepaydomain/client.go
+++ b/applepaydomain/client.go
@@ -4,8 +4,8 @@ package applepaydomain
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /apple_pay/domains and Apple Pay domain-related APIs.
diff --git a/applepaydomain/client_test.go b/applepaydomain/client_test.go
index 5da0937643..13a52f28ff 100644
--- a/applepaydomain/client_test.go
+++ b/applepaydomain/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestApplePayDomainDel(t *testing.T) {
diff --git a/balance/client.go b/balance/client.go
index 4d67314e3c..7d013efffd 100644
--- a/balance/client.go
+++ b/balance/client.go
@@ -4,8 +4,8 @@ package balance
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /balance and transaction-related APIs.
diff --git a/balance/client_test.go b/balance/client_test.go
index 939a9df880..1edfae07d1 100644
--- a/balance/client_test.go
+++ b/balance/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestBalanceGet(t *testing.T) {
diff --git a/bankaccount.go b/bankaccount.go
index 5d966ef933..6a2451bb2e 100644
--- a/bankaccount.go
+++ b/bankaccount.go
@@ -4,7 +4,7 @@ import (
 	"encoding/json"
 	"strconv"
 
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // BankAccountStatus is the list of allowed values for the bank account's status.
diff --git a/bankaccount/client.go b/bankaccount/client.go
index cbbff09301..ef5316a176 100644
--- a/bankaccount/client.go
+++ b/bankaccount/client.go
@@ -5,8 +5,8 @@ import (
 	"errors"
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /bank_accounts APIs.
diff --git a/bankaccount/client_test.go b/bankaccount/client_test.go
index 29680382f7..55a6c452a3 100644
--- a/bankaccount/client_test.go
+++ b/bankaccount/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestBankAccountDel_ByAccount(t *testing.T) {
diff --git a/bankaccount_test.go b/bankaccount_test.go
index c273d6d338..f10bcdbdef 100644
--- a/bankaccount_test.go
+++ b/bankaccount_test.go
@@ -5,7 +5,7 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 func TestBankAccount_UnmarshalJSON(t *testing.T) {
diff --git a/bitcoinreceiver/client.go b/bitcoinreceiver/client.go
index 1dbf274a3b..c059ff9fb9 100644
--- a/bitcoinreceiver/client.go
+++ b/bitcoinreceiver/client.go
@@ -7,8 +7,8 @@ package bitcoinreceiver
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /bitcoin/receivers APIs.
diff --git a/bitcoinreceiver/client_test.go b/bitcoinreceiver/client_test.go
index e5f932d5e5..59ff8b85b4 100644
--- a/bitcoinreceiver/client_test.go
+++ b/bitcoinreceiver/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestBitcoinReceiverGet(t *testing.T) {
diff --git a/bitcointransaction/client.go b/bitcointransaction/client.go
index 7950dbb7e2..a9e225db5e 100644
--- a/bitcointransaction/client.go
+++ b/bitcointransaction/client.go
@@ -4,8 +4,8 @@ package bitcointransaction
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /bitcoin/receivers/:receiver_id/transactions APIs.
diff --git a/bitcointransaction/client_test.go b/bitcointransaction/client_test.go
index 4256d60184..05fdbbbde5 100644
--- a/bitcointransaction/client_test.go
+++ b/bitcointransaction/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestBitcoinTransactionList(t *testing.T) {
diff --git a/card.go b/card.go
index 053f50b712..7929d8f6cf 100644
--- a/card.go
+++ b/card.go
@@ -4,7 +4,7 @@ import (
 	"encoding/json"
 	"strconv"
 
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // CardAvailablePayoutMethod is a set of available payout methods for the card.
diff --git a/card/client.go b/card/client.go
index 2fe4cb12c7..3dbc629b07 100644
--- a/card/client.go
+++ b/card/client.go
@@ -5,8 +5,8 @@ import (
 	"errors"
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /cards APIs.
diff --git a/card/client_test.go b/card/client_test.go
index 13ea00a71b..945880347c 100644
--- a/card/client_test.go
+++ b/card/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestCardDel(t *testing.T) {
diff --git a/card_test.go b/card_test.go
index dc896b94fa..c5c4c3fe7c 100644
--- a/card_test.go
+++ b/card_test.go
@@ -5,7 +5,7 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 func TestCardListParams_AppendTo(t *testing.T) {
diff --git a/charge/client.go b/charge/client.go
index a5f17ae979..1019873280 100644
--- a/charge/client.go
+++ b/charge/client.go
@@ -6,8 +6,8 @@ package charge
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke APIs related to charges.
diff --git a/charge/client_test.go b/charge/client_test.go
index 603ffface3..75b4a715e4 100644
--- a/charge/client_test.go
+++ b/charge/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestChargeCapture(t *testing.T) {
diff --git a/charge_test.go b/charge_test.go
index a3a56bb7e7..d37767e920 100644
--- a/charge_test.go
+++ b/charge_test.go
@@ -5,7 +5,7 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 func TestCharge_UnmarshalJSON(t *testing.T) {
diff --git a/client/api.go b/client/api.go
index 18c8fb939a..5c8bdccac8 100644
--- a/client/api.go
+++ b/client/api.go
@@ -2,64 +2,64 @@
 package client
 
 import (
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/account"
-	"github.com/stripe/stripe-go/applepaydomain"
-	"github.com/stripe/stripe-go/balance"
-	"github.com/stripe/stripe-go/bankaccount"
-	"github.com/stripe/stripe-go/bitcoinreceiver"
-	"github.com/stripe/stripe-go/bitcointransaction"
-	"github.com/stripe/stripe-go/card"
-	"github.com/stripe/stripe-go/charge"
-	"github.com/stripe/stripe-go/countryspec"
-	"github.com/stripe/stripe-go/coupon"
-	"github.com/stripe/stripe-go/customer"
-	"github.com/stripe/stripe-go/discount"
-	"github.com/stripe/stripe-go/dispute"
-	"github.com/stripe/stripe-go/ephemeralkey"
-	"github.com/stripe/stripe-go/event"
-	"github.com/stripe/stripe-go/exchangerate"
-	"github.com/stripe/stripe-go/fee"
-	"github.com/stripe/stripe-go/feerefund"
-	"github.com/stripe/stripe-go/file"
-	"github.com/stripe/stripe-go/filelink"
-	"github.com/stripe/stripe-go/invoice"
-	"github.com/stripe/stripe-go/invoiceitem"
-	"github.com/stripe/stripe-go/issuerfraudrecord"
-	"github.com/stripe/stripe-go/issuing/authorization"
-	issuingcard "github.com/stripe/stripe-go/issuing/card"
-	"github.com/stripe/stripe-go/issuing/cardholder"
-	issuingdispute "github.com/stripe/stripe-go/issuing/dispute"
-	"github.com/stripe/stripe-go/issuing/transaction"
-	"github.com/stripe/stripe-go/loginlink"
-	"github.com/stripe/stripe-go/order"
-	"github.com/stripe/stripe-go/orderreturn"
-	"github.com/stripe/stripe-go/paymentintent"
-	"github.com/stripe/stripe-go/paymentsource"
-	"github.com/stripe/stripe-go/payout"
-	"github.com/stripe/stripe-go/plan"
-	"github.com/stripe/stripe-go/product"
-	"github.com/stripe/stripe-go/radar/valuelist"
-	"github.com/stripe/stripe-go/radar/valuelistitem"
-	"github.com/stripe/stripe-go/recipient"
-	"github.com/stripe/stripe-go/refund"
-	"github.com/stripe/stripe-go/reporting/reportrun"
-	"github.com/stripe/stripe-go/reporting/reporttype"
-	"github.com/stripe/stripe-go/reversal"
-	"github.com/stripe/stripe-go/sigma/scheduledqueryrun"
-	"github.com/stripe/stripe-go/sku"
-	"github.com/stripe/stripe-go/source"
-	"github.com/stripe/stripe-go/sourcetransaction"
-	"github.com/stripe/stripe-go/sub"
-	"github.com/stripe/stripe-go/subitem"
-	terminalconnectiontoken "github.com/stripe/stripe-go/terminal/connectiontoken"
-	terminallocation "github.com/stripe/stripe-go/terminal/location"
-	terminalreader "github.com/stripe/stripe-go/terminal/reader"
-	"github.com/stripe/stripe-go/token"
-	"github.com/stripe/stripe-go/topup"
-	"github.com/stripe/stripe-go/transfer"
-	"github.com/stripe/stripe-go/usagerecord"
-	"github.com/stripe/stripe-go/webhookendpoint"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/account"
+	"github.com/stripe/stripe-go/v55/applepaydomain"
+	"github.com/stripe/stripe-go/v55/balance"
+	"github.com/stripe/stripe-go/v55/bankaccount"
+	"github.com/stripe/stripe-go/v55/bitcoinreceiver"
+	"github.com/stripe/stripe-go/v55/bitcointransaction"
+	"github.com/stripe/stripe-go/v55/card"
+	"github.com/stripe/stripe-go/v55/charge"
+	"github.com/stripe/stripe-go/v55/countryspec"
+	"github.com/stripe/stripe-go/v55/coupon"
+	"github.com/stripe/stripe-go/v55/customer"
+	"github.com/stripe/stripe-go/v55/discount"
+	"github.com/stripe/stripe-go/v55/dispute"
+	"github.com/stripe/stripe-go/v55/ephemeralkey"
+	"github.com/stripe/stripe-go/v55/event"
+	"github.com/stripe/stripe-go/v55/exchangerate"
+	"github.com/stripe/stripe-go/v55/fee"
+	"github.com/stripe/stripe-go/v55/feerefund"
+	"github.com/stripe/stripe-go/v55/file"
+	"github.com/stripe/stripe-go/v55/filelink"
+	"github.com/stripe/stripe-go/v55/invoice"
+	"github.com/stripe/stripe-go/v55/invoiceitem"
+	"github.com/stripe/stripe-go/v55/issuerfraudrecord"
+	"github.com/stripe/stripe-go/v55/issuing/authorization"
+	issuingcard "github.com/stripe/stripe-go/v55/issuing/card"
+	"github.com/stripe/stripe-go/v55/issuing/cardholder"
+	issuingdispute "github.com/stripe/stripe-go/v55/issuing/dispute"
+	"github.com/stripe/stripe-go/v55/issuing/transaction"
+	"github.com/stripe/stripe-go/v55/loginlink"
+	"github.com/stripe/stripe-go/v55/order"
+	"github.com/stripe/stripe-go/v55/orderreturn"
+	"github.com/stripe/stripe-go/v55/paymentintent"
+	"github.com/stripe/stripe-go/v55/paymentsource"
+	"github.com/stripe/stripe-go/v55/payout"
+	"github.com/stripe/stripe-go/v55/plan"
+	"github.com/stripe/stripe-go/v55/product"
+	"github.com/stripe/stripe-go/v55/radar/valuelist"
+	"github.com/stripe/stripe-go/v55/radar/valuelistitem"
+	"github.com/stripe/stripe-go/v55/recipient"
+	"github.com/stripe/stripe-go/v55/refund"
+	"github.com/stripe/stripe-go/v55/reporting/reportrun"
+	"github.com/stripe/stripe-go/v55/reporting/reporttype"
+	"github.com/stripe/stripe-go/v55/reversal"
+	"github.com/stripe/stripe-go/v55/sigma/scheduledqueryrun"
+	"github.com/stripe/stripe-go/v55/sku"
+	"github.com/stripe/stripe-go/v55/source"
+	"github.com/stripe/stripe-go/v55/sourcetransaction"
+	"github.com/stripe/stripe-go/v55/sub"
+	"github.com/stripe/stripe-go/v55/subitem"
+	terminalconnectiontoken "github.com/stripe/stripe-go/v55/terminal/connectiontoken"
+	terminallocation "github.com/stripe/stripe-go/v55/terminal/location"
+	terminalreader "github.com/stripe/stripe-go/v55/terminal/reader"
+	"github.com/stripe/stripe-go/v55/token"
+	"github.com/stripe/stripe-go/v55/topup"
+	"github.com/stripe/stripe-go/v55/transfer"
+	"github.com/stripe/stripe-go/v55/usagerecord"
+	"github.com/stripe/stripe-go/v55/webhookendpoint"
 )
 
 // API is the Stripe client. It contains all the different resources available.
diff --git a/countryspec/client.go b/countryspec/client.go
index 3c80fe8407..b4d954aae5 100644
--- a/countryspec/client.go
+++ b/countryspec/client.go
@@ -4,8 +4,8 @@ package countryspec
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /country_specs and countryspec-related APIs.
diff --git a/countryspec/client_test.go b/countryspec/client_test.go
index feefa7cd44..d7dc8756a8 100644
--- a/countryspec/client_test.go
+++ b/countryspec/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestCountrySpecGet(t *testing.T) {
diff --git a/coupon/client.go b/coupon/client.go
index da17e9eeb1..5eb6e4f8cf 100644
--- a/coupon/client.go
+++ b/coupon/client.go
@@ -4,8 +4,8 @@ package coupon
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /coupons APIs.
diff --git a/coupon/client_test.go b/coupon/client_test.go
index 898c44d7ff..1ac38eebc1 100644
--- a/coupon/client_test.go
+++ b/coupon/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestCouponDel(t *testing.T) {
diff --git a/customer/client.go b/customer/client.go
index d7cacd5107..67b4b28346 100644
--- a/customer/client.go
+++ b/customer/client.go
@@ -4,8 +4,8 @@ package customer
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /customers APIs.
diff --git a/customer/client_test.go b/customer/client_test.go
index 78d3dd5101..4830333df7 100644
--- a/customer/client_test.go
+++ b/customer/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestCustomerDel(t *testing.T) {
diff --git a/discount/client.go b/discount/client.go
index c001277cd8..f5305cc9e9 100644
--- a/discount/client.go
+++ b/discount/client.go
@@ -4,7 +4,7 @@ package discount
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
+	stripe "github.com/stripe/stripe-go/v55"
 )
 
 // Client is used to invoke discount-related APIs.
diff --git a/discount/client_test.go b/discount/client_test.go
index 06638943f8..eef4a69111 100644
--- a/discount/client_test.go
+++ b/discount/client_test.go
@@ -4,7 +4,7 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	_ "github.com/stripe/stripe-go/testing"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestDiscountDel(t *testing.T) {
diff --git a/dispute/client.go b/dispute/client.go
index d577b7e5c1..d0290d74cd 100644
--- a/dispute/client.go
+++ b/dispute/client.go
@@ -3,8 +3,8 @@ package dispute
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke dispute-related APIs.
diff --git a/dispute/client_test.go b/dispute/client_test.go
index 9975053fe8..009ddd47c5 100644
--- a/dispute/client_test.go
+++ b/dispute/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestDisputeClose(t *testing.T) {
diff --git a/ephemeralkey/client.go b/ephemeralkey/client.go
index c727c7c957..aa3ac6dba6 100644
--- a/ephemeralkey/client.go
+++ b/ephemeralkey/client.go
@@ -5,7 +5,7 @@ import (
 	"fmt"
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
+	stripe "github.com/stripe/stripe-go/v55"
 )
 
 // Client is used to invoke /ephemeral_keys APIs.
diff --git a/ephemeralkey/client_test.go b/ephemeralkey/client_test.go
index f9f0aa22bd..2ce95e42ae 100644
--- a/ephemeralkey/client_test.go
+++ b/ephemeralkey/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestEphemeralKeyDel(t *testing.T) {
diff --git a/event/client.go b/event/client.go
index 69209bcde8..973e9a37aa 100644
--- a/event/client.go
+++ b/event/client.go
@@ -4,8 +4,8 @@ package event
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /events APIs.
diff --git a/event/client_test.go b/event/client_test.go
index f6ab6e1fdf..e99ef92d32 100644
--- a/event/client_test.go
+++ b/event/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestEventGet(t *testing.T) {
diff --git a/example_test.go b/example_test.go
index 641a57f020..c972531d2f 100644
--- a/example_test.go
+++ b/example_test.go
@@ -3,11 +3,11 @@ package stripe_test
 import (
 	"log"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/charge"
-	"github.com/stripe/stripe-go/customer"
-	"github.com/stripe/stripe-go/invoice"
-	"github.com/stripe/stripe-go/plan"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/charge"
+	"github.com/stripe/stripe-go/v55/customer"
+	"github.com/stripe/stripe-go/v55/invoice"
+	"github.com/stripe/stripe-go/v55/plan"
 )
 
 func ExampleCharge_new() {
diff --git a/exchangerate/client.go b/exchangerate/client.go
index 8930c12505..11265ae9f0 100644
--- a/exchangerate/client.go
+++ b/exchangerate/client.go
@@ -4,8 +4,8 @@ package exchangerate
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /exchange_rates and exchangerates-related APIs.
diff --git a/exchangerate/client_test.go b/exchangerate/client_test.go
index fbdc707c08..07ee0d98cf 100644
--- a/exchangerate/client_test.go
+++ b/exchangerate/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestExchangeRateGet(t *testing.T) {
diff --git a/fee/client.go b/fee/client.go
index 0d47d5d188..2dbff4f93b 100644
--- a/fee/client.go
+++ b/fee/client.go
@@ -4,8 +4,8 @@ package fee
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke application_fees APIs.
diff --git a/fee/client_test.go b/fee/client_test.go
index 7e32b35717..4084d01478 100644
--- a/fee/client_test.go
+++ b/fee/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestApplicationFeeGet(t *testing.T) {
diff --git a/feerefund/client.go b/feerefund/client.go
index f9a422768c..54c0f8c045 100644
--- a/feerefund/client.go
+++ b/feerefund/client.go
@@ -5,8 +5,8 @@ import (
 	"fmt"
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /application_fees/refunds APIs.
diff --git a/feerefund/client_test.go b/feerefund/client_test.go
index 0c5b96c2a8..56baa06e23 100644
--- a/feerefund/client_test.go
+++ b/feerefund/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestFeeRefundGet(t *testing.T) {
diff --git a/file/client.go b/file/client.go
index 11f23d7417..de3df2275b 100644
--- a/file/client.go
+++ b/file/client.go
@@ -5,8 +5,8 @@ import (
 	"fmt"
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke file APIs.
diff --git a/file/client_test.go b/file/client_test.go
index 70c1dd5d49..b73abfcb58 100644
--- a/file/client_test.go
+++ b/file/client_test.go
@@ -16,8 +16,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 const (
diff --git a/filelink/client.go b/filelink/client.go
index d130a681b2..d9cba24092 100644
--- a/filelink/client.go
+++ b/filelink/client.go
@@ -6,8 +6,8 @@ package filelink
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke APIs related to file links.
diff --git a/filelink/client_test.go b/filelink/client_test.go
index 1da5504dec..0740c094c4 100644
--- a/filelink/client_test.go
+++ b/filelink/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestFileLinkGet(t *testing.T) {
diff --git a/go.mod b/go.mod
index b09a5540a9..24675e1c56 100644
--- a/go.mod
+++ b/go.mod
@@ -1 +1,8 @@
-module github.com/stripe/stripe-go
+module github.com/stripe/stripe-go/v55
+
+require (
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/stretchr/testify v1.3.0
+	golang.org/x/net v0.0.0-20190110200230-915654e7eabc
+	golang.org/x/text v0.3.0 // indirect
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000000..8fd2dbf190
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,12 @@
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
+github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
+golang.org/x/net v0.0.0-20190110200230-915654e7eabc h1:Yx9JGxI1SBhVLFjpAkWMaO1TF+xyqtHLjZpvQboJGiM=
+golang.org/x/net v0.0.0-20190110200230-915654e7eabc/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
+golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
diff --git a/invoice/client.go b/invoice/client.go
index a8d30e322e..ac18baf933 100644
--- a/invoice/client.go
+++ b/invoice/client.go
@@ -4,8 +4,8 @@ package invoice
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is the client used to invoke /invoices APIs.
diff --git a/invoice/client_test.go b/invoice/client_test.go
index ab3b4e6cec..8821f15756 100644
--- a/invoice/client_test.go
+++ b/invoice/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestInvoiceGet(t *testing.T) {
diff --git a/invoiceitem/client.go b/invoiceitem/client.go
index 410fe3c31c..41cbba4d5e 100644
--- a/invoiceitem/client.go
+++ b/invoiceitem/client.go
@@ -4,8 +4,8 @@ package invoiceitem
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /invoiceitems APIs.
diff --git a/invoiceitem/client_test.go b/invoiceitem/client_test.go
index 04c37627e6..d5ffcf6b4d 100644
--- a/invoiceitem/client_test.go
+++ b/invoiceitem/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestInvoiceItemDel(t *testing.T) {
diff --git a/issuerfraudrecord/client.go b/issuerfraudrecord/client.go
index fef537ea4c..8a5b25445f 100644
--- a/issuerfraudrecord/client.go
+++ b/issuerfraudrecord/client.go
@@ -3,8 +3,8 @@ package issuerfraudrecord
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to interact with the /issuer_fraud_records API.
diff --git a/issuerfraudrecord/client_test.go b/issuerfraudrecord/client_test.go
index 3afe0446ae..40ef3f3d02 100644
--- a/issuerfraudrecord/client_test.go
+++ b/issuerfraudrecord/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestIssuerFraudRecordGet(t *testing.T) {
diff --git a/issuing/authorization/client.go b/issuing/authorization/client.go
index d25d39d996..0ed0faccef 100644
--- a/issuing/authorization/client.go
+++ b/issuing/authorization/client.go
@@ -6,8 +6,8 @@ package authorization
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /issuing/authorizations APIs.
diff --git a/issuing/authorization/client_test.go b/issuing/authorization/client_test.go
index 48dd45e797..3c83f77e2a 100644
--- a/issuing/authorization/client_test.go
+++ b/issuing/authorization/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestIssuingAuthorizationApprove(t *testing.T) {
diff --git a/issuing/card/client.go b/issuing/card/client.go
index 443ae05327..c811c3c9ed 100644
--- a/issuing/card/client.go
+++ b/issuing/card/client.go
@@ -6,8 +6,8 @@ package card
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /issuing/cards APIs.
diff --git a/issuing/card/client_test.go b/issuing/card/client_test.go
index 9b2e9f7537..2def92ac46 100644
--- a/issuing/card/client_test.go
+++ b/issuing/card/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestIssuingCardDetails(t *testing.T) {
diff --git a/issuing/cardholder/client.go b/issuing/cardholder/client.go
index f0eb849209..c3cb4cd4b6 100644
--- a/issuing/cardholder/client.go
+++ b/issuing/cardholder/client.go
@@ -6,8 +6,8 @@ package cardholder
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /issuing/cardholders APIs.
diff --git a/issuing/cardholder/client_test.go b/issuing/cardholder/client_test.go
index 2ed2dbcc3e..ed26fdc3a2 100644
--- a/issuing/cardholder/client_test.go
+++ b/issuing/cardholder/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestIssuingCardholderGet(t *testing.T) {
diff --git a/issuing/dispute/client.go b/issuing/dispute/client.go
index 14d24bbee0..cae567c3b8 100644
--- a/issuing/dispute/client.go
+++ b/issuing/dispute/client.go
@@ -6,8 +6,8 @@ package dispute
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /issuing/disputes APIs.
diff --git a/issuing/dispute/client_test.go b/issuing/dispute/client_test.go
index e1b42916be..4e1da0bf82 100644
--- a/issuing/dispute/client_test.go
+++ b/issuing/dispute/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestIssuingDisputeGet(t *testing.T) {
diff --git a/issuing/transaction/client.go b/issuing/transaction/client.go
index 85590a9f88..261439070f 100644
--- a/issuing/transaction/client.go
+++ b/issuing/transaction/client.go
@@ -6,8 +6,8 @@ package transaction
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /issuing/transactions APIs.
diff --git a/issuing/transaction/client_test.go b/issuing/transaction/client_test.go
index f96a82843d..e852233c9d 100644
--- a/issuing/transaction/client_test.go
+++ b/issuing/transaction/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestIssuingTransactionGet(t *testing.T) {
diff --git a/iter.go b/iter.go
index c11b621f25..79e976a422 100644
--- a/iter.go
+++ b/iter.go
@@ -3,7 +3,7 @@ package stripe
 import (
 	"reflect"
 
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 //
diff --git a/iter_test.go b/iter_test.go
index c09873e165..3642aaab7a 100644
--- a/iter_test.go
+++ b/iter_test.go
@@ -5,7 +5,7 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 func TestIterEmpty(t *testing.T) {
diff --git a/loginlink/client.go b/loginlink/client.go
index fa602a1357..62312465ed 100644
--- a/loginlink/client.go
+++ b/loginlink/client.go
@@ -5,7 +5,7 @@ import (
 	"errors"
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
+	stripe "github.com/stripe/stripe-go/v55"
 )
 
 // Client is used to invoke /login_links APIs.
diff --git a/loginlink/client_test.go b/loginlink/client_test.go
index cd059757d7..b624fb8d3d 100644
--- a/loginlink/client_test.go
+++ b/loginlink/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestLoginLinkNew(t *testing.T) {
diff --git a/order/client.go b/order/client.go
index 12d8224173..c0cd6e105d 100644
--- a/order/client.go
+++ b/order/client.go
@@ -3,8 +3,8 @@ package order
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /orders APIs.
diff --git a/order/client_test.go b/order/client_test.go
index 78e4567114..a0a07228e3 100644
--- a/order/client_test.go
+++ b/order/client_test.go
@@ -8,8 +8,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestOrderGet(t *testing.T) {
diff --git a/order_test.go b/order_test.go
index 7b39064ba7..f3964749d6 100644
--- a/order_test.go
+++ b/order_test.go
@@ -5,7 +5,7 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 func TestOrder_UnmarshalJSON(t *testing.T) {
diff --git a/orderreturn/client.go b/orderreturn/client.go
index b6c13f852a..253c9ca8bc 100644
--- a/orderreturn/client.go
+++ b/orderreturn/client.go
@@ -3,8 +3,8 @@ package orderreturn
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /orders APIs.
diff --git a/orderreturn/client_test.go b/orderreturn/client_test.go
index 7ef8151f32..d7b4909807 100644
--- a/orderreturn/client_test.go
+++ b/orderreturn/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestOrderReturnList(t *testing.T) {
diff --git a/params.go b/params.go
index dd782ece74..7367fced17 100644
--- a/params.go
+++ b/params.go
@@ -9,7 +9,7 @@ import (
 	"net/url"
 	"time"
 
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 //
diff --git a/params_test.go b/params_test.go
index 717d2dfbd3..1ae0455c2f 100644
--- a/params_test.go
+++ b/params_test.go
@@ -5,9 +5,9 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
-	. "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
+	. "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestRangeQueryParamsAppendTo(t *testing.T) {
diff --git a/paymentintent/client.go b/paymentintent/client.go
index f428f2ef7f..440eb0ae65 100644
--- a/paymentintent/client.go
+++ b/paymentintent/client.go
@@ -6,8 +6,8 @@ package paymentintent
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke APIs related to payment intents.
diff --git a/paymentintent/client_test.go b/paymentintent/client_test.go
index 069b9bd432..71ce304241 100644
--- a/paymentintent/client_test.go
+++ b/paymentintent/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestPaymentIntentCancel(t *testing.T) {
diff --git a/paymentsource.go b/paymentsource.go
index 4f592948b1..6a9c19a920 100644
--- a/paymentsource.go
+++ b/paymentsource.go
@@ -4,7 +4,7 @@ import (
 	"encoding/json"
 	"fmt"
 
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // PaymentSourceType consts represent valid payment sources.
diff --git a/paymentsource/client.go b/paymentsource/client.go
index 55d710045c..1015d9d1df 100644
--- a/paymentsource/client.go
+++ b/paymentsource/client.go
@@ -5,8 +5,8 @@ import (
 	"errors"
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /sources APIs.
diff --git a/paymentsource/client_test.go b/paymentsource/client_test.go
index d63fe15f5a..c050660264 100644
--- a/paymentsource/client_test.go
+++ b/paymentsource/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestSourceGet(t *testing.T) {
diff --git a/paymentsource_test.go b/paymentsource_test.go
index 7928ca53d1..96741ca311 100644
--- a/paymentsource_test.go
+++ b/paymentsource_test.go
@@ -5,7 +5,7 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 func TestSourceParams_AppendTo(t *testing.T) {
diff --git a/payout/client.go b/payout/client.go
index bebfa580eb..f022b29ba7 100644
--- a/payout/client.go
+++ b/payout/client.go
@@ -4,8 +4,8 @@ package payout
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /payouts APIs.
diff --git a/payout/client_test.go b/payout/client_test.go
index ed4554a3e8..7da5d1c078 100644
--- a/payout/client_test.go
+++ b/payout/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestPayoutCancel(t *testing.T) {
diff --git a/person/client.go b/person/client.go
index 49617286a5..842d45ce7b 100644
--- a/person/client.go
+++ b/person/client.go
@@ -5,8 +5,8 @@ import (
 	"fmt"
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /accounts/persons APIs.
diff --git a/person/client_test.go b/person/client_test.go
index 0f3932377e..9f6eccf75b 100644
--- a/person/client_test.go
+++ b/person/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestPersonDel(t *testing.T) {
diff --git a/plan.go b/plan.go
index fc0df7da40..d2a8f3ca7d 100644
--- a/plan.go
+++ b/plan.go
@@ -3,7 +3,7 @@ package stripe
 import (
 	"strconv"
 
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // PlanInterval is the list of allowed values for a plan's interval.
diff --git a/plan/client.go b/plan/client.go
index 4df0c60104..34e9ac15c8 100644
--- a/plan/client.go
+++ b/plan/client.go
@@ -4,8 +4,8 @@ package plan
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /plans APIs.
diff --git a/plan/client_test.go b/plan/client_test.go
index f9cf510347..c1dc0c10c0 100644
--- a/plan/client_test.go
+++ b/plan/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestPlanDel(t *testing.T) {
diff --git a/plan_test.go b/plan_test.go
index ccb90873aa..578ef9b498 100644
--- a/plan_test.go
+++ b/plan_test.go
@@ -5,7 +5,7 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 func TestPlanListParams_AppendTo(t *testing.T) {
diff --git a/product/client.go b/product/client.go
index 9c0dfd5c67..cfb001185e 100644
--- a/product/client.go
+++ b/product/client.go
@@ -3,8 +3,8 @@ package product
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /products APIs.
diff --git a/product/client_test.go b/product/client_test.go
index 74cc641a72..b3c77daa57 100644
--- a/product/client_test.go
+++ b/product/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestProductDel(t *testing.T) {
diff --git a/radar/valuelist/client.go b/radar/valuelist/client.go
index f2d3f40eb0..5a5b1d8221 100644
--- a/radar/valuelist/client.go
+++ b/radar/valuelist/client.go
@@ -6,8 +6,8 @@ package valuelist
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /radar/value_lists APIs.
diff --git a/radar/valuelist/client_test.go b/radar/valuelist/client_test.go
index de4116db70..864d7abc6b 100644
--- a/radar/valuelist/client_test.go
+++ b/radar/valuelist/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestRadarValueListDel(t *testing.T) {
diff --git a/radar/valuelistitem/client.go b/radar/valuelistitem/client.go
index 66408f6c7b..18039ce132 100644
--- a/radar/valuelistitem/client.go
+++ b/radar/valuelistitem/client.go
@@ -6,8 +6,8 @@ package valuelistitem
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /radar/value_list_items APIs.
diff --git a/radar/valuelistitem/client_test.go b/radar/valuelistitem/client_test.go
index f3c4e567d9..11149ebd06 100644
--- a/radar/valuelistitem/client_test.go
+++ b/radar/valuelistitem/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestRadarValueListItemDel(t *testing.T) {
diff --git a/recipient.go b/recipient.go
index 7b1676a194..4990772c0d 100644
--- a/recipient.go
+++ b/recipient.go
@@ -3,7 +3,7 @@ package stripe
 import (
 	"encoding/json"
 
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // RecipientType is the list of allowed values for the recipient's type.
diff --git a/recipient/client.go b/recipient/client.go
index 35ba3080fd..ceafb8a6d9 100644
--- a/recipient/client.go
+++ b/recipient/client.go
@@ -4,8 +4,8 @@ package recipient
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /recipients APIs.
diff --git a/recipient/client_test.go b/recipient/client_test.go
index 92b683eb6a..5c45a4e479 100644
--- a/recipient/client_test.go
+++ b/recipient/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestRecipientDel(t *testing.T) {
diff --git a/recipient_test.go b/recipient_test.go
index e9184ca01c..138d1aac9c 100644
--- a/recipient_test.go
+++ b/recipient_test.go
@@ -5,7 +5,7 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 func TestRecipientParams_AppendTo(t *testing.T) {
diff --git a/refund/client.go b/refund/client.go
index 1d0084422f..b9698ce866 100644
--- a/refund/client.go
+++ b/refund/client.go
@@ -4,8 +4,8 @@ package refund
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /refunds APIs.
diff --git a/refund/client_test.go b/refund/client_test.go
index 8a5f5c88a6..d2c37463b3 100644
--- a/refund/client_test.go
+++ b/refund/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestRefundGet(t *testing.T) {
diff --git a/reporting/reportrun/client.go b/reporting/reportrun/client.go
index c4150823e5..c32cbedba6 100644
--- a/reporting/reportrun/client.go
+++ b/reporting/reportrun/client.go
@@ -6,8 +6,8 @@ package reportrun
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /reporting/report_runs APIs.
diff --git a/reporting/reportrun/client_test.go b/reporting/reportrun/client_test.go
index 9815327176..a6ac41ec4e 100644
--- a/reporting/reportrun/client_test.go
+++ b/reporting/reportrun/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestReportRunGet(t *testing.T) {
diff --git a/reporting/reporttype/client.go b/reporting/reporttype/client.go
index 05946a8d40..dcf8f885c3 100644
--- a/reporting/reporttype/client.go
+++ b/reporting/reporttype/client.go
@@ -6,8 +6,8 @@ package reporttype
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /reporting/report_types APIs.
diff --git a/reporting/reporttype/client_test.go b/reporting/reporttype/client_test.go
index 42784a1aac..75c36b3638 100644
--- a/reporting/reporttype/client_test.go
+++ b/reporting/reporttype/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestReportTestGet(t *testing.T) {
diff --git a/reversal/client.go b/reversal/client.go
index be5ab28bfd..7af7ac1fa2 100644
--- a/reversal/client.go
+++ b/reversal/client.go
@@ -5,8 +5,8 @@ import (
 	"fmt"
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /transfers/reversals APIs.
diff --git a/reversal/client_test.go b/reversal/client_test.go
index 3fa10badc8..088ad1d328 100644
--- a/reversal/client_test.go
+++ b/reversal/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestReversalGet(t *testing.T) {
diff --git a/review/client.go b/review/client.go
index fb42feb2a5..c9c85f6528 100644
--- a/review/client.go
+++ b/review/client.go
@@ -4,8 +4,8 @@ package review
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /reviews APIs.
diff --git a/review/client_test.go b/review/client_test.go
index 2f4e2c0a92..90ddecc147 100644
--- a/review/client_test.go
+++ b/review/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestReviewApprove(t *testing.T) {
diff --git a/sigma/scheduledqueryrun/client.go b/sigma/scheduledqueryrun/client.go
index 06e8eaac97..ce001403ae 100644
--- a/sigma/scheduledqueryrun/client.go
+++ b/sigma/scheduledqueryrun/client.go
@@ -6,8 +6,8 @@ package scheduledqueryrun
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /sigma/scheduled_query_runs APIs.
diff --git a/sigma/scheduledqueryrun/client_test.go b/sigma/scheduledqueryrun/client_test.go
index 9d87b781a6..45a60fc8b1 100644
--- a/sigma/scheduledqueryrun/client_test.go
+++ b/sigma/scheduledqueryrun/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestSigmaScheduledQueryRunGet(t *testing.T) {
diff --git a/sku/client.go b/sku/client.go
index 961914aa5a..00088bd468 100644
--- a/sku/client.go
+++ b/sku/client.go
@@ -3,8 +3,8 @@ package sku
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /skus APIs.
diff --git a/sku/client_test.go b/sku/client_test.go
index ec7aaecc18..e890270417 100644
--- a/sku/client_test.go
+++ b/sku/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestSKUDel(t *testing.T) {
diff --git a/source.go b/source.go
index 5451b9ce6e..98e9c25f50 100644
--- a/source.go
+++ b/source.go
@@ -3,7 +3,7 @@ package stripe
 import (
 	"encoding/json"
 
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // SourceCodeVerificationFlowStatus represents the possible statuses of a code verification flow.
diff --git a/source/client.go b/source/client.go
index ea043b773c..b462e631ef 100644
--- a/source/client.go
+++ b/source/client.go
@@ -4,7 +4,7 @@ import (
 	"errors"
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
+	stripe "github.com/stripe/stripe-go/v55"
 )
 
 // Client is used to invoke /sources APIs.
diff --git a/source/client_test.go b/source/client_test.go
index 188079e197..7dc5fabcae 100644
--- a/source/client_test.go
+++ b/source/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestSourceGet(t *testing.T) {
diff --git a/source_test.go b/source_test.go
index 1302767001..afe95c422c 100644
--- a/source_test.go
+++ b/source_test.go
@@ -5,7 +5,7 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 func TestSourceObjectParams_AppendTo(t *testing.T) {
diff --git a/sourcetransaction/client.go b/sourcetransaction/client.go
index 989cdce484..424a7e0cc9 100644
--- a/sourcetransaction/client.go
+++ b/sourcetransaction/client.go
@@ -5,8 +5,8 @@ import (
 	"errors"
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /sources/:source_id/transactions APIs.
diff --git a/sourcetransaction/client_test.go b/sourcetransaction/client_test.go
index b0ad674c04..618ff93c32 100644
--- a/sourcetransaction/client_test.go
+++ b/sourcetransaction/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestSourceTransactionList(t *testing.T) {
diff --git a/stripe.go b/stripe.go
index ae76197327..312d11648c 100644
--- a/stripe.go
+++ b/stripe.go
@@ -20,7 +20,7 @@ import (
 	"sync"
 	"time"
 
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 //
diff --git a/stripe_test.go b/stripe_test.go
index 26af9972fd..148407079d 100644
--- a/stripe_test.go
+++ b/stripe_test.go
@@ -14,8 +14,8 @@ import (
 	"time"
 
 	assert "github.com/stretchr/testify/require"
-	"github.com/stripe/stripe-go"
-	. "github.com/stripe/stripe-go/testing"
+	"github.com/stripe/stripe-go/v55"
+	. "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestBearerAuth(t *testing.T) {
diff --git a/sub.go b/sub.go
index cbad026f4f..96fc11aa09 100644
--- a/sub.go
+++ b/sub.go
@@ -3,7 +3,7 @@ package stripe
 import (
 	"encoding/json"
 
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // SubscriptionStatus is the list of allowed values for the subscription's status.
diff --git a/sub/client.go b/sub/client.go
index a27dd74606..118f002f97 100644
--- a/sub/client.go
+++ b/sub/client.go
@@ -4,8 +4,8 @@ package sub
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /subscriptions APIs.
diff --git a/sub/client_test.go b/sub/client_test.go
index f647bc480d..ef5c30138b 100644
--- a/sub/client_test.go
+++ b/sub/client_test.go
@@ -5,8 +5,8 @@ import (
 	"time"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestSubscriptionCancel(t *testing.T) {
diff --git a/sub_test.go b/sub_test.go
index 5d70db29c5..7851e8148a 100644
--- a/sub_test.go
+++ b/sub_test.go
@@ -5,7 +5,7 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 func TestSubscriptionParams_AppendTo(t *testing.T) {
diff --git a/subitem/client.go b/subitem/client.go
index ac4f3c3cb6..3de0e3ad48 100644
--- a/subitem/client.go
+++ b/subitem/client.go
@@ -4,8 +4,8 @@ package subitem
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /subscriptions APIs.
diff --git a/subitem/client_test.go b/subitem/client_test.go
index 558328c6a0..a21cad9ae3 100644
--- a/subitem/client_test.go
+++ b/subitem/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestSubscriptionItemDel(t *testing.T) {
diff --git a/terminal/connectiontoken/client.go b/terminal/connectiontoken/client.go
index d4862212fc..75ba0ae850 100644
--- a/terminal/connectiontoken/client.go
+++ b/terminal/connectiontoken/client.go
@@ -4,7 +4,7 @@ package connectiontoken
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
+	stripe "github.com/stripe/stripe-go/v55"
 )
 
 // Client is used to invoke /terminal/connection_tokens APIs.
diff --git a/terminal/connectiontoken/client_test.go b/terminal/connectiontoken/client_test.go
index 06fe7b3460..de2fc5ab9b 100644
--- a/terminal/connectiontoken/client_test.go
+++ b/terminal/connectiontoken/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestTerminalConnectionTokenNew(t *testing.T) {
diff --git a/terminal/location/client.go b/terminal/location/client.go
index 3d51c4d121..6f45167910 100644
--- a/terminal/location/client.go
+++ b/terminal/location/client.go
@@ -4,8 +4,8 @@ package location
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invokte /terminal/locations APIs
diff --git a/terminal/location/client_test.go b/terminal/location/client_test.go
index 8140ef0d0d..386c6ffad8 100644
--- a/terminal/location/client_test.go
+++ b/terminal/location/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestTerminalLocationGet(t *testing.T) {
diff --git a/terminal/reader/client.go b/terminal/reader/client.go
index b8c17db38c..baa3cde992 100644
--- a/terminal/reader/client.go
+++ b/terminal/reader/client.go
@@ -4,8 +4,8 @@ package reader
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /terminal/readers APIs.
diff --git a/terminal/reader/client_test.go b/terminal/reader/client_test.go
index 137ee80bf1..6d5e7e4fd9 100644
--- a/terminal/reader/client_test.go
+++ b/terminal/reader/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestTerminalReaderGet(t *testing.T) {
diff --git a/testing/testing.go b/testing/testing.go
index 0755d9bac0..3b150458cd 100644
--- a/testing/testing.go
+++ b/testing/testing.go
@@ -8,8 +8,8 @@ import (
 	"strconv"
 	"strings"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 	"golang.org/x/net/http2"
 )
 
diff --git a/threedsecure/client.go b/threedsecure/client.go
index 16a5769696..c86ace6ffc 100644
--- a/threedsecure/client.go
+++ b/threedsecure/client.go
@@ -7,7 +7,7 @@ package threedsecure
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
+	stripe "github.com/stripe/stripe-go/v55"
 )
 
 // Client is used to invoke /3d_secure APIs.
diff --git a/threedsecure/client_test.go b/threedsecure/client_test.go
index 4af2e2a79c..012d4c2396 100644
--- a/threedsecure/client_test.go
+++ b/threedsecure/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestThreeDSecureGet(t *testing.T) {
diff --git a/token/client.go b/token/client.go
index 9382373b2c..afedfbd076 100644
--- a/token/client.go
+++ b/token/client.go
@@ -4,7 +4,7 @@ package token
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
+	stripe "github.com/stripe/stripe-go/v55"
 )
 
 // Client is used to invoke /tokens APIs.
diff --git a/token/client_test.go b/token/client_test.go
index 41428ab65c..0eb7b4c9d1 100644
--- a/token/client_test.go
+++ b/token/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestTokenGet(t *testing.T) {
diff --git a/topup/client.go b/topup/client.go
index f71a420ede..259c8711fb 100644
--- a/topup/client.go
+++ b/topup/client.go
@@ -3,8 +3,8 @@ package topup
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /topups APIs.
diff --git a/topup/client_test.go b/topup/client_test.go
index 7ed4949dd1..cc9f2de708 100644
--- a/topup/client_test.go
+++ b/topup/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestTopupCancel(t *testing.T) {
diff --git a/transfer/client.go b/transfer/client.go
index e9ae0303e0..744818b259 100644
--- a/transfer/client.go
+++ b/transfer/client.go
@@ -4,8 +4,8 @@ package transfer
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /transfers APIs.
diff --git a/transfer/client_test.go b/transfer/client_test.go
index 59d0357f82..1e3f4816a8 100644
--- a/transfer/client_test.go
+++ b/transfer/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestTransferGet(t *testing.T) {
diff --git a/usagerecord/client.go b/usagerecord/client.go
index f06208bad3..a4ceac435e 100644
--- a/usagerecord/client.go
+++ b/usagerecord/client.go
@@ -4,7 +4,7 @@ package usagerecord
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
+	stripe "github.com/stripe/stripe-go/v55"
 )
 
 // Client is used to invoke APIs related to usage records.
diff --git a/usagerecord/client_test.go b/usagerecord/client_test.go
index 9ed13fc9a1..d84f5384fb 100644
--- a/usagerecord/client_test.go
+++ b/usagerecord/client_test.go
@@ -5,8 +5,8 @@ import (
 	"time"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestUsageRecordNew(t *testing.T) {
diff --git a/usagerecord_test.go b/usagerecord_test.go
index 728a5c4b84..d1d1753860 100644
--- a/usagerecord_test.go
+++ b/usagerecord_test.go
@@ -5,7 +5,7 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	"github.com/stripe/stripe-go/form"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 func TestUsageRecordParams_AppendTo(t *testing.T) {
diff --git a/usagerecordsummary/client.go b/usagerecordsummary/client.go
index d10198645a..6a676ec60e 100644
--- a/usagerecordsummary/client.go
+++ b/usagerecordsummary/client.go
@@ -4,8 +4,8 @@ package usagerecordsummary
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke APIs related to usage record summaries.
diff --git a/usagerecordsummary/client_test.go b/usagerecordsummary/client_test.go
index 7686730d5f..9f8066ee8e 100644
--- a/usagerecordsummary/client_test.go
+++ b/usagerecordsummary/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestUsageRecordSummaryList(t *testing.T) {
diff --git a/webhook/client.go b/webhook/client.go
index 51b414f8ac..d478173560 100644
--- a/webhook/client.go
+++ b/webhook/client.go
@@ -11,7 +11,7 @@ import (
 	"strings"
 	"time"
 
-	"github.com/stripe/stripe-go"
+	"github.com/stripe/stripe-go/v55"
 )
 
 //
diff --git a/webhook/client_handler_test.go b/webhook/client_handler_test.go
index 4c5fa398df..431c72c2ae 100644
--- a/webhook/client_handler_test.go
+++ b/webhook/client_handler_test.go
@@ -6,7 +6,7 @@ import (
 	"log"
 	"net/http"
 
-	"github.com/stripe/stripe-go/webhook"
+	"github.com/stripe/stripe-go/v55/webhook"
 )
 
 func Example() {
diff --git a/webhookendpoint/client.go b/webhookendpoint/client.go
index a808dc9478..5daca968b2 100644
--- a/webhookendpoint/client.go
+++ b/webhookendpoint/client.go
@@ -4,8 +4,8 @@ package webhookendpoint
 import (
 	"net/http"
 
-	stripe "github.com/stripe/stripe-go"
-	"github.com/stripe/stripe-go/form"
+	stripe "github.com/stripe/stripe-go/v55"
+	"github.com/stripe/stripe-go/v55/form"
 )
 
 // Client is used to invoke /webhook_endpoints APIs.
diff --git a/webhookendpoint/client_test.go b/webhookendpoint/client_test.go
index 184b9e9ec6..0fef50b946 100644
--- a/webhookendpoint/client_test.go
+++ b/webhookendpoint/client_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	assert "github.com/stretchr/testify/require"
-	stripe "github.com/stripe/stripe-go"
-	_ "github.com/stripe/stripe-go/testing"
+	stripe "github.com/stripe/stripe-go/v55"
+	_ "github.com/stripe/stripe-go/v55/testing"
 )
 
 func TestWebhookEndpointDel(t *testing.T) {