diff --git a/Misc/ACKS b/Misc/ACKS
index 7c933515535b..58e38025bc5d 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -454,6 +454,7 @@ Greg Stein
 Dan Stromberg
 Nathan Sullivan
 Mark Summerfield
+Hisao Suzuki
 Kalle Svensson
 Hajime Saitou
 Nathan Srebro