diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h
index a3eceb3ad1b3..ed7c0e4a180e 100644
--- a/include/linux/compiler_types.h
+++ b/include/linux/compiler_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef __LINUX_COMPILER_TYPES_H
 #define __LINUX_COMPILER_TYPES_H