diff --git a/cfg_checker/helpers/args_utils.py b/cfg_checker/helpers/args_utils.py
index 0804617..dc1f391 100644
--- a/cfg_checker/helpers/args_utils.py
+++ b/cfg_checker/helpers/args_utils.py
@@ -1,3 +1,5 @@
+#    Author: Alex Savatieiev (osavatieiev@mirantis.com; a.savex@gmail.com)
+#    Copyright 2019-2022 Mirantis, Inc.
 import argparse
 import os
 import sys