diff --git a/scripts/headers_install.sh b/scripts/headers_install.sh
index fdebd66..4d1ea96 100755
--- a/scripts/headers_install.sh
+++ b/scripts/headers_install.sh
@@ -1,4 +1,5 @@
 #!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
 
 if [ $# -lt 2 ]
 then