diff --git a/Misc/ACKS b/Misc/ACKS
index c1b178e..de27616 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -422,6 +422,7 @@
 Tim Peters
 Chris Petrilli
 Geoff Philbrick
+Gavrie Philipson
 Adrian Phillips
 Christopher J. Phoenix
 Neale Pickett