diff --git a/osbase/kmod/syscall.go b/osbase/kmod/syscall.go
index 41d3233..6ca32e1 100644
--- a/osbase/kmod/syscall.go
+++ b/osbase/kmod/syscall.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package kmod
 
 import (