diff --git a/cfg_checker/cfg_check.py b/cfg_checker/cfg_check.py
index 403483e..99f8dbe 100644
--- a/cfg_checker/cfg_check.py
+++ b/cfg_checker/cfg_check.py
@@ -1,3 +1,5 @@
+#    Author: Alex Savatieiev (osavatieiev@mirantis.com; a.savex@gmail.com)
+#    Copyright 2019-2022 Mirantis, Inc.
 import os
 import sys
 from logging import DEBUG, INFO