diff --git a/fdroidserver/common.py b/fdroidserver/common.py
index 3a57a26e..851e7738 100644
--- a/fdroidserver/common.py
+++ b/fdroidserver/common.py
@@ -1,9 +1,16 @@
 #!/usr/bin/env python3
 #
 # common.py - part of the FDroid server tools
-# Copyright (C) 2010-13, Ciaran Gultnieks, ciaran@ciarang.com
-# Copyright (C) 2013-2014 Daniel Martí <mvdan@mvdan.cc>
-# Copyright (C) 2021 Felix C. Stegerman <flx@obfusk.net>
+#
+# Copyright (C) 2010-2016, Ciaran Gultnieks, ciaran@ciarang.com
+# Copyright (C) 2013-2017, Daniel Martí <mvdan@mvdan.cc>
+# Copyright (C) 2013-2021, Hans-Christoph Steiner <hans@eds.org>
+# Copyright (C) 2017-2018, Torsten Grote <t@grobox.de>
+# Copyright (C) 2017, tobiasKaminsky <tobias@kaminsky.me>
+# Copyright (C) 2017-2021, Michael Pöhn <michael.poehn@fsfe.org>
+# Copyright (C) 2017,2021, mimi89999 <michel@lebihan.pl>
+# Copyright (C) 2019-2021, Jochen Sprickerhof <git@jochen.sprickerhof.de>
+# Copyright (C) 2021, Felix C. Stegerman <flx@obfusk.net>
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by