diff --git a/CHANGELOG-3.4.md b/CHANGELOG-3.4.md
index 13e091df4d9..3f2c48ed784 100644
--- a/CHANGELOG-3.4.md
+++ b/CHANGELOG-3.4.md
@@ -134,6 +134,7 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.3.0...v3.4.0) and
 - Upgrade [`github.com/coreos/bbolt`](https://github.com/etcd-io/bbolt/releases) from [**`v1.3.1-coreos.6`**](https://github.com/etcd-io/bbolt/releases/tag/v1.3.1-coreos.6) to [`go.etcd.io/bbolt`](https://github.com/etcd-io/bbolt/releases) [**`v1.3.1-etcd.7`**](https://github.com/etcd-io/bbolt/releases/tag/v1.3.1-etcd.7).
 - Upgrade [`google.golang.org/grpc`](https://github.com/grpc/grpc-go/releases) from [**`v1.7.5`**](https://github.com/grpc/grpc-go/releases/tag/v1.7.5) to [**`v1.13.0`**](https://github.com/grpc/grpc-go/releases/tag/v1.13.0).
 - Upgrade [`github.com/golang/protobuf`](https://github.com/golang/protobuf/releases) from [**`golang/protobuf@1e59b77b5`**](https://github.com/golang/protobuf/commit/1e59b77b52bf8e4b449a57e6f79f21226d571845) to [**`v1.1.0`**](https://github.com/golang/protobuf/releases/tag/v1.1.0).
+- Migrate [`github.com/ugorji/go/codec`](https://github.com/ugorji/go/releases) to [**`github.com/json-iterator/go`**](https://github.com/json-iterator/go), to [regenerate v2 `client`](https://github.com/etcd-io/etcd/pull/9494) (See [#10667](https://github.com/etcd-io/etcd/pull/10667) for more).
 - Upgrade [`golang.org/x/crypto`](https://github.com/golang/crypto) from [**`crypto@9419663f5`**](https://github.com/golang/crypto/commit/9419663f5a44be8b34ca85f08abc5fe1be11f8a3) to [**`crypto@8ac0e0d97`**](https://github.com/golang/crypto/commit/8ac0e0d97ce45cd83d1d7243c060cb8461dda5e9).
 - Upgrade [`golang.org/x/net`](https://github.com/golang/net) from [**`net@66aacef3d`**](https://github.com/golang/net/commit/66aacef3dd8a676686c7ae3716979581e8b03c47) to [**`net@db08ff08e`**](https://github.com/golang/net/commit/db08ff08e8622530d9ed3a0e8ac279f6d4c02196).
 - Upgrade [`golang.org/x/sys`](https://github.com/golang/sys) from [**`sys@ebfc5b463`**](https://github.com/golang/sys/commit/ebfc5b4631820b793c9010c87fd8fef0f39eb082) to [**`sys@56ede360e`**](https://github.com/golang/sys/commit/56ede360ec1c541828fb88741b3f1049406d28f5).
@@ -142,7 +143,6 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.3.0...v3.4.0) and
 - Upgrade [`github.com/golang/protobuf`](https://github.com/golang/protobuf/releases) from [**`golang/protobuf@1e59b77b5`**](https://github.com/golang/protobuf/commit/1e59b77b52bf8e4b449a57e6f79f21226d571845) to [**`v1.1.0`**](https://github.com/golang/protobuf/releases/tag/v1.1.0).
 - Upgrade [`gopkg.in/yaml.v2`](https://github.com/go-yaml/yaml/releases) from [**`yaml@cd8b52f82`**](https://github.com/go-yaml/yaml/commit/cd8b52f8269e0feb286dfeef29f8fe4d5b397e0b) to [**`yaml@5420a8b67`**](https://github.com/go-yaml/yaml/commit/5420a8b6744d3b0345ab293f6fcba19c978f1183).
 - Upgrade [`github.com/dgrijalva/jwt-go`](https://github.com/dgrijalva/jwt-go/releases) from [**`v3.0.0`**](https://github.com/dgrijalva/jwt-go/releases/tag/v3.0.0) to [**`v3.2.0`**](https://github.com/dgrijalva/jwt-go/releases/tag/v3.2.0).
-- Upgrade [`github.com/ugorji/go/codec`](https://github.com/ugorji/go/releases) to [**`v1.1.1`**](https://github.com/ugorji/go/releases/tag/v1.1.1), and [regenerate v2 `client`](https://github.com/etcd-io/etcd/pull/9494).
 - Upgrade [`github.com/soheilhy/cmux`](https://github.com/soheilhy/cmux/releases) from [**`v0.1.3`**](https://github.com/soheilhy/cmux/releases/tag/v0.1.3) to [**`v0.1.4`**](https://github.com/soheilhy/cmux/releases/tag/v0.1.4).
 - Upgrade [`github.com/google/btree`](https://github.com/google/btree/releases) from [**`google/btree@925471ac9`**](https://github.com/google/btree/commit/925471ac9e2131377a91e1595defec898166fe49) to [**`google/btree@e89373fe6`**](https://github.com/google/btree/commit/e89373fe6b4a7413d7acd6da1725b83ef713e6e4).
 - Upgrade [`github.com/spf13/cobra`](https://github.com/spf13/cobra/releases) from [**`spf13/cobra@1c44ec8d3`**](https://github.com/spf13/cobra/commit/1c44ec8d3f1552cac48999f9306da23c4d8a288b) to [**`v0.0.3`**](https://github.com/spf13/cobra/releases/tag/v0.0.3).