diff --git a/doc/ack.texi b/doc/ack.texi
index faf461cc0..a80def222 100644
--- a/doc/ack.texi
+++ b/doc/ack.texi
@@ -53,6 +53,7 @@ Bugfixes, documentation, encouragement, and code has been contributed by:
 @item David Love
 @item David Markey
 @item Derrick J Brashear
+@item Donald Norwood
 @item Douglas E Engert
 @item Frank van der Linden
 @item Guido Günther