diff --git a/src/io/fs/glob.go b/src/io/fs/glob.go
index cde6c49f3d..59bd1939d7 100644
--- a/src/io/fs/glob.go
+++ b/src/io/fs/glob.go
@@ -1,4 +1,4 @@
-// Copyright 2010 The Go Authors. All rights reserved.
+// Copyright 2020 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.
 
diff --git a/src/io/fs/glob_test.go b/src/io/fs/glob_test.go
index 5c8ac3fbf3..f0d791fab5 100644
--- a/src/io/fs/glob_test.go
+++ b/src/io/fs/glob_test.go
@@ -1,4 +1,4 @@
-// Copyright 2009 The Go Authors. All rights reserved.
+// Copyright 2020 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.