1 files changed, 4 insertions, 0 deletions
diff --git a/warn.go b/warn.go
index e8518bd..3ec21f6 100644
--- a/warn.go
+++ b/warn.go
@@ -1,3 +1,7 @@
+// Copyright 2024 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
 package log
 
 import 	(