diff --git a/src/lib/rtc.c b/src/lib/rtc.c
index 018897b505..96aba243cd 100644
--- a/src/lib/rtc.c
+++ b/src/lib/rtc.c
@@ -1,16 +1,7 @@
 /* This file is part of the coreboot project. */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
 /*
- *
- * 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; 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.
- *
  * From U-Boot 2016.05
  */