diff --git a/tests/test_crypto.py b/tests/test_crypto.py
index fa2cb97d3fa1304d4b9e2ec70ce884464315fa86..217135b94c33e1359e53fcaad3e7ff6103403f80 100644
--- a/tests/test_crypto.py
+++ b/tests/test_crypto.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2018 Branko Majic
+# Copyright (C) 2018, 2020, 2024 Branko Majic
 #
 # This file is part of Gimmecert.
 #