diff --git a/pkg/credentialprovider/plugin/plugin.go b/pkg/credentialprovider/plugin/plugin.go
index 95bb18222d0..97ecd91b46a 100644
--- a/pkg/credentialprovider/plugin/plugin.go
+++ b/pkg/credentialprovider/plugin/plugin.go
@@ -494,8 +494,6 @@ func parseRegistry(image string) string {
 // env vars
 func mergeEnvVars(sysEnvVars, credProviderVars []string) []string {
 	mergedEnvVars := sysEnvVars
-	for _, credProviderVar := range credProviderVars {
-		mergedEnvVars = append(mergedEnvVars, credProviderVar)
-	}
+	mergedEnvVars = append(mergedEnvVars, credProviderVars...)
 	return mergedEnvVars
 }