diff --git a/cmd/PiwigoDirectoryUploader/PiwigoDirectoryUploader.go b/cmd/PiwigoDirectoryUploader/PiwigoDirectoryUploader.go
index f447f78..306f52c 100644
--- a/cmd/PiwigoDirectoryUploader/PiwigoDirectoryUploader.go
+++ b/cmd/PiwigoDirectoryUploader/PiwigoDirectoryUploader.go
@@ -1,3 +1,8 @@
+/*
+ * Copyright (C) 2019 Philipp Haefelfinger (http://www.haefelfinger.ch/). All Rights Reserved.
+ * This application is licensed under GPLv2. See the LICENSE file in the root directory of the project.
+ */
+
 package main
 
 import (