diff --git a/docs/conf.py b/docs/conf.py
index 5c4fa7614e159521c1ed8e3f14fc3a142a1326b2..9cb9c288edb061bfd008e707900c010e57905011 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2024 Branko Majic
+# Copyright (C) 2018, 2020, 2024 Branko Majic
 #
 # This file is part of Gimmecert documentation.
 #