diff --git a/tests/test_common.py b/tests/test_common.py
index 42f2988..6a36a23 100644
--- a/tests/test_common.py
+++ b/tests/test_common.py
@@ -1,3 +1,5 @@
+#    Author: Alex Savatieiev (osavatieiev@mirantis.com; a.savex@gmail.com)
+#    Copyright 2019-2022 Mirantis, Inc.
 import inspect
 import os
 import sys