diff --git a/babeld/Makefile b/babeld/Makefile
index 0b61128..0f0aaa4 100644
--- a/babeld/Makefile
+++ b/babeld/Makefile
@@ -1,8 +1,6 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
-# Copyright (C) 2007-2009 OpenWrt.org
-#
-# This is free software, licensed under the GNU General Public License v2.
-# See /LICENSE for more information.
+# Copyright (C) 2007-2021 OpenWrt.org
 #
 
 include $(TOPDIR)/rules.mk