diff --git a/radicale/storage/multifilesystem/meta.py b/radicale/storage/multifilesystem/meta.py
index 2dcb5de0..8b64c656 100644
--- a/radicale/storage/multifilesystem/meta.py
+++ b/radicale/storage/multifilesystem/meta.py
@@ -1,7 +1,8 @@
 # This file is part of Radicale - CalDAV and CardDAV server
 # Copyright © 2014 Jean-Marc Martins
 # Copyright © 2012-2017 Guillaume Ayoub
-# Copyright © 2017-2018 Unrud <unrud@outlook.com>
+# Copyright © 2017-2021 Unrud <unrud@outlook.com>
+# Copyright © 2024-2025 Peter Bieringer <pb@bieringer.de>
 #
 # This library is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by