diff --git a/python/qa_message_source_sink.py b/python/qa_message_source_sink.py
index a82b16f..1638345 100755
--- a/python/qa_message_source_sink.py
+++ b/python/qa_message_source_sink.py
@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
 # @file
-# @author Roman Khassraf <rkhassraf@gmail.com>
+# @author (C) 2015 by Roman Khassraf <rkhassraf@gmail.com>
 # @section LICENSE
 # 
 # Gr-gsm is free software; you can redistribute it and/or modify