diff --git a/include/linux/unaligned/be_struct.h b/include/linux/unaligned/be_struct.h
index 1324158..15ea503 100644
--- a/include/linux/unaligned/be_struct.h
+++ b/include/linux/unaligned/be_struct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef _LINUX_UNALIGNED_BE_STRUCT_H
 #define _LINUX_UNALIGNED_BE_STRUCT_H