diff --git a/repo/blob/gcs/gcs_internal_test.go b/repo/blob/gcs/gcs_internal_test.go
deleted file mode 100644
index 7de0993d381..00000000000
--- a/repo/blob/gcs/gcs_internal_test.go
+++ /dev/null
@@ -1,80 +0,0 @@
-// Package gcs implements Storage based on Google Cloud Storage bucket.
-package gcs
-
-import (
-	"context"
-	"io/fs"
-	"os"
-	"testing"
-
-	gcsclient "cloud.google.com/go/storage"
-	"github.com/stretchr/testify/require"
-)
-
-func TestGCSStorageCredentialsHelpers(t *testing.T) {
-	ctx := context.Background()
-	scope := gcsclient.ScopeReadOnly
-
-	var fileMode fs.FileMode = 0o644
-
-	// Service Account key
-	gsaKeyServiceAccount := `{
-		"type": "service_account",
-		"project_id": "kopia-test-project",
-		"private_key_id": "kopia-test",
-		"private_key": "some-private-key",
-		"client_email": "kopia-test@developer.gserviceaccount.com",
-		"client_id": "kopia-test.apps.googleusercontent.com",
-		"auth_uri": "https://accounts.google.com/o/oauth2/auth",
-		"token_uri": "http://localhost:8080/token"
-	  }`
-	gsaKeyServiceAccountFileName := "service-account.json"
-	errWriteFile := os.WriteFile(gsaKeyServiceAccountFileName, []byte(gsaKeyServiceAccount), fileMode)
-	require.NoError(t, errWriteFile)
-	t.Cleanup(func() {
-		os.Remove(gsaKeyServiceAccountFileName)
-	})
-
-	t.Run("tokenSourceFromCredentialsJSON with service account key", func(t *testing.T) {
-		ts, err := tokenSourceFromCredentialsJSON(ctx, []byte(gsaKeyServiceAccount), scope)
-		require.NoError(t, err)
-		require.NotNil(t, ts)
-	})
-	t.Run("tokenSourceFromCredentialsFile with service account key file", func(t *testing.T) {
-		ts, err := tokenSourceFromCredentialsFile(ctx, gsaKeyServiceAccountFileName, scope)
-		require.NoError(t, err)
-		require.NotNil(t, ts)
-	})
-
-	// External Account key
-	gsaKeyExternalAccount := `{
-		"type": "external_account",
-		"audience": "some-audience",
-		"subject_token_type": "urn:ietf:params:oauth:token-type:jwt",
-		"token_url": "https://sts.googleapis.com/v1/token",
-		"service_account_impersonation_url": "https://iamcredentials.googleapis.com/v1/projects/-/serviceAccounts/kopia-test@kopia-test-project.iam.gserviceaccount.com:generateAccessToken",
-		"credential_source": {
-		  "file": "/var/run/secrets/serviceaccount/token",
-		  "format": {
-			"type": "text"
-		  }
-		}
-	  }`
-	gsaKeyExternalAccountFileName := "external-account.json"
-	errWriteFile = os.WriteFile(gsaKeyExternalAccountFileName, []byte(gsaKeyExternalAccount), fileMode)
-	require.NoError(t, errWriteFile)
-	t.Cleanup(func() {
-		os.Remove(gsaKeyExternalAccountFileName)
-	})
-
-	t.Run("tokenSourceFromCredentialsJSON with external account key", func(t *testing.T) {
-		ts, err := tokenSourceFromCredentialsJSON(ctx, []byte(gsaKeyExternalAccount), scope)
-		require.NoError(t, err)
-		require.NotNil(t, ts)
-	})
-	t.Run("tokenSourceFromCredentialsFile with external account key file", func(t *testing.T) {
-		ts, err := tokenSourceFromCredentialsFile(ctx, gsaKeyExternalAccountFileName, scope)
-		require.NoError(t, err)
-		require.NotNil(t, ts)
-	})
-}