diff --git a/COPYRIGHT b/COPYRIGHT
index 0fbd54d..27458f9 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -1,7 +1,5 @@
-Copyright (C) 2015-2023 Cédric Krier.
-Copyright (C) 2015-2023 B2CK SPRL.
-Copyright (C) 2021-2024 martin-data services.
-Copyright (C) 2024 Mathias Behrle
+Copyright (C) 2021-2025 martin-data services.
+Copyright (C) 2024-2025 Mathias Behrle
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
diff --git a/setup.py b/setup.py
index efa68a9..c82d777 100644
--- a/setup.py
+++ b/setup.py
@@ -13,11 +13,9 @@ here = path.abspath(path.dirname(__file__))
 MODULE = 'edocument_xrechnung'
 PREFIX = 'mds'
 
-# Get the long description from the README file
 with open(path.join(here, 'README.rst'), encoding='utf-8') as f:
     long_description = f.read()
 
-# tryton.cfg einlesen
 config = ConfigParser()
 config.readfp(open('tryton.cfg'))
 info = dict(config.items('tryton'))
@@ -87,6 +85,8 @@ setup(
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
         'Programming Language :: Python :: 3.10',
+        'Programming Language :: Python :: 3.11',
+        'Programming Language :: Python :: 3.12',
     ],
 
     keywords='tryton xrechnung edcoument',