diff --git a/doc/ack.texi b/doc/ack.texi
index 77c400637..faf461cc0 100644
--- a/doc/ack.texi
+++ b/doc/ack.texi
@@ -80,6 +80,7 @@ Bugfixes, documentation, encouragement, and code has been contributed by:
 @item Mustafa A. Hashmi
 @item Petr Holub
 @item Russ Allbery
+@item Patrik Lundin
 @item Phil Fisher
 @item Rafal Malinowski
 @item Rainer Toebbicke