diff --git a/runtime/label_test.go b/runtime/label_test.go
index 2bd901a..f17c372 100644
--- a/runtime/label_test.go
+++ b/runtime/label_test.go
@@ -1,3 +1,6 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
 package runtime
 
 import "testing"