diff --git a/Misc/ACKS b/Misc/ACKS
index e739534cd97..a87cdd861af 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -607,6 +607,7 @@ Stephen Turner
 Bill Tutt
 Doobee R. Tzeck
 Lionel Ulmer
+Michael Urman
 Hector Urtubia
 Dmitry Vasiliev
 Frank Vercruesse