diff --git a/Doc/ACKS b/Doc/ACKS
index 9f16780a4ec..dbcd75a19c3 100644
--- a/Doc/ACKS
+++ b/Doc/ACKS
@@ -145,6 +145,7 @@ Greg Stein
 Peter Stoehr
 Mark Summerfield
 Reuben Sumner
+Jim Tittsler
 Martijn Vries
 Charles G. Waldman
 Greg Ward