diff --git a/services/user/user.go b/services/user/user.go
index 4e983eb9f6..606a4b2137 100644
--- a/services/user/user.go
+++ b/services/user/user.go
@@ -33,6 +33,10 @@ import (
 
 // RenameUser renames a user
 func RenameUser(ctx context.Context, u *user_model.User, newUserName string) error {
+	if newUserName == u.Name {
+		return nil
+	}
+
 	// Non-local users are not allowed to change their username.
 	if !u.IsOrganization() && !u.IsLocal() {
 		return user_model.ErrUserIsNotLocal{
@@ -41,10 +45,6 @@ func RenameUser(ctx context.Context, u *user_model.User, newUserName string) err
 		}
 	}
 
-	if newUserName == u.Name {
-		return nil
-	}
-
 	if err := user_model.IsUsableUsername(newUserName); err != nil {
 		return err
 	}