diff --git a/drivers/hwmon/tmp421.c b/drivers/hwmon/tmp421.c
index 5e63010..a94e35c 100644
--- a/drivers/hwmon/tmp421.c
+++ b/drivers/hwmon/tmp421.c
@@ -1,18 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /* tmp421.c
  *
  * Copyright (C) 2009 Andre Prendel <andre.prendel@gmx.de>
  * Preliminary support by:
  * Melvin Rook, Raymond Ng
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
  */
 
 /*