diff --git a/fs/nfs/sysfs.h b/fs/nfs/sysfs.h
index f1b27411dcc0..ebcbdc40483b 100644
--- a/fs/nfs/sysfs.h
+++ b/fs/nfs/sysfs.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Copyright (c) 2019 Hammerspace Inc
  */