diff --git a/Misc/ACKS b/Misc/ACKS
index 7f021a0..36472ed 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -920,5 +920,6 @@
 Mike Zarnstorff
 Siebren van der Zee
 Uwe Zessin
+Kai Zhu
 Tarek Ziadé
 Peter Åstrand