diff --git a/collects/drracket/acks.rkt b/collects/drracket/acks.rkt
index 2ca75f89e4..0f8745383e 100644
--- a/collects/drracket/acks.rkt
+++ b/collects/drracket/acks.rkt
@@ -53,7 +53,7 @@
    "Dorai Sitaram, "
    "Francisco Solsona, "
    "Mike Sperber, "
-   "Vincent St-Amour"
+   "Vincent St-Amour, "
    "Paul Steckler, "
    "Stevie Strickland, "
    "Jens Axel Søgaard, "