diff --git a/internal/logger/levelhandler.go b/internal/logger/levelhandler.go
index fde481afc..a9b59a4a9 100644
--- a/internal/logger/levelhandler.go
+++ b/internal/logger/levelhandler.go
@@ -1,3 +1,10 @@
+/*
+Copyright (c) Edgeless Systems GmbH
+
+SPDX-License-Identifier: AGPL-3.0-only
+*/
+
+
 package logger
 
 import (