diff --git a/Misc/ACKS b/Misc/ACKS
index ef67d58..4f2780a 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -902,6 +902,7 @@
 Heiko Wundram
 Doug Wyatt
 Florent Xicluna
+Hirokazu Yamamoto
 Ka-Ping Yee
 Bob Yodlowski
 Danny Yoo