diff --git a/teckids2pubmat.cls b/teckids2pubmat.cls
index f8d35c5edcafe7a334ecfc12fc81a807a2781e65..0fdc78651734b5a89cd0c9f8bd8d43f106dad90e 100644
--- a/teckids2pubmat.cls
+++ b/teckids2pubmat.cls
@@ -1,10 +1,8 @@
 % Dokumentklasse „Unterrichtsmaterial 2.0“ für den Teckids e.V.
 %
-% Copyright © 2014, 2015, 2017
+% Copyright © 2015, 2017, 2018
 %	Thorsten Glaser <thorsten.glaser@teckids.org>
-% Copyright © 2015, 2016, 2017
-%	Thorsten Glaser <t.glaser@tarent.de>
-% Copyright © 2013, 2014
+% Copyright © 2013
 %	Dominik George <nik@naturalnet.de>
 %
 % Provided that these terms and disclaimer and all copyright notices