diff --git a/osbase/bringup/panichandler.go b/osbase/bringup/panichandler.go
index 89cae68..9b6c3e6 100644
--- a/osbase/bringup/panichandler.go
+++ b/osbase/bringup/panichandler.go
@@ -1,3 +1,6 @@
+// Copyright The Monogon Project Authors.
+// SPDX-License-Identifier: Apache-2.0
+
 package bringup
 
 // This uses the unstable overrideWrite interface to also emit all runtime