diff --git a/modules.bzl b/modules.bzl
index 078eb711aac4..88538d040943 100644
--- a/modules.bzl
+++ b/modules.bzl
@@ -1,3 +1,11 @@
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (C) 2022 The Android Open Source Project
+
+"""
+This module contains a full list of kernel modules
+ compiled by GKI.
+"""
+
 COMMON_GKI_MODULES_LIST = [
     # keep sorted
     "drivers/block/zram/zram.ko",