diff --git a/go.mod b/go.mod
index f8ffa3f..1e12eff 100644
--- a/go.mod
+++ b/go.mod
@@ -11,7 +11,7 @@ require (
 	github.com/alecthomas/jsonschema v0.0.0-20191017121752-4bb6e3fae4f2
 	github.com/blang/semver/v4 v4.0.0
 	github.com/cenkalti/backoff/v4 v4.2.1
-	github.com/fatih/color v1.16.0
+	github.com/fatih/color v1.15.0
 	github.com/google/go-cmp v0.6.0
 	github.com/google/go-querystring v1.1.0
 	github.com/google/uuid v1.4.0
diff --git a/go.sum b/go.sum
index bcad6d7..1f53daf 100644
--- a/go.sum
+++ b/go.sum
@@ -104,8 +104,8 @@ github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1m
 github.com/envoyproxy/go-control-plane v0.9.7/go.mod h1:cwu0lG7PUMfa9snN8LXBig5ynNVH9qI8YYLbd1fK2po=
 github.com/envoyproxy/go-control-plane v0.9.9-0.20201210154907-fd9021fe5dad/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
-github.com/fatih/color v1.16.0 h1:zmkK9Ngbjj+K0yRhTVONQh1p/HknKYSlNT+vZCzyokM=
-github.com/fatih/color v1.16.0/go.mod h1:fL2Sau1YI5c0pdGEVCbKQbLXB6edEj1ZgiY4NijnWvE=
+github.com/fatih/color v1.15.0 h1:kOqh6YHBtK8aywxGerMG2Eq3H6Qgoqeo13Bk2Mv/nBs=
+github.com/fatih/color v1.15.0/go.mod h1:0h5ZqXfHYED7Bhv2ZJamyIOUej9KtShiJESRwBDUSsw=
 github.com/frankban/quicktest v1.14.4 h1:g2rn0vABPOOXmZUj+vbmUp0lPoXEMuhTpIluN0XL9UY=
 github.com/frankban/quicktest v1.14.4/go.mod h1:4ptaffx2x8+WTWXmUCuVU6aPUX1/Mz7zb5vbUoiM6w0=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
diff --git a/pkg/file/readfile.go b/pkg/file/readfile.go
index f626732..de553d3 100644
--- a/pkg/file/readfile.go
+++ b/pkg/file/readfile.go
@@ -13,6 +13,7 @@ import (
 
 	"dario.cat/mergo"
 	"github.com/kong/go-database-reconciler/pkg/utils"
+	"golang.org/x/term"
 	"sigs.k8s.io/yaml"
 )
 
@@ -67,6 +68,9 @@ func getContent(filenames []string, mockEnvVars bool) (*Content, error) {
 func getReaders(fileOrDir string) (map[string]io.Reader, error) {
 	// special case where `-` means stdin
 	if fileOrDir == "-" {
+		if term.IsTerminal(int(os.Stdin.Fd())) && term.IsTerminal(int(os.Stderr.Fd())) {
+			fmt.Fprintf(os.Stderr, "reading input from stdin...\n")
+		}
 		return map[string]io.Reader{"STDIN": os.Stdin}, nil
 	}