diff --git a/unicodedomino.sty b/unicodedomino.sty
index a070a61fb7efdfb9cc9c46f078413736cf078b4f..d66d7e048653b5cf63bf1f7f221fcb186e1c0561 100644
--- a/unicodedomino.sty
+++ b/unicodedomino.sty
@@ -4,7 +4,7 @@
 %	mirabilos <m@mirbsd.org>
 % Copyright © 2017
 %	mirabilos <t.glaser@tarent.de>
-% with contributions by (among others)
+% with contributions via chat by (among others)
 %	David Carlisle <http://tex.stackexchange.com/users/1090>
 %
 % Provided that these terms and disclaimer and all copyright notices