1 files changed, 1 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 0cb2bfe..98f74b1 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
 #
 # Device Tree Compiler
 #