diff --git a/Misc/ACKS b/Misc/ACKS
index 67c1cecf20d..2e32bb898c6 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -519,6 +519,7 @@ Noah Spurrier
 Oliver Steele
 Greg Stein
 Chris Stern
+Michael Stone
 Dan Stromberg
 Nathan Sullivan
 Mark Summerfield