diff --git a/Misc/ACKS b/Misc/ACKS
index de33df1..cc557b3 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -1247,6 +1247,7 @@
 Pete Sevander
 Denis Severson
 Ian Seyer
+Dmitry Shachnev
 Daniel Shahaf
 Ha Shao
 Mark Shannon