diff --git a/gimmecert/utils.py b/gimmecert/utils.py
index 86fa5e7378ca356088dc129196e82eb0ff3e75aa..d0c3cf7647bbdba7b9d7d81a09fed7c22d83e287 100644
--- a/gimmecert/utils.py
+++ b/gimmecert/utils.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.
 #