diff --git a/Misc/ACKS b/Misc/ACKS
index 780c06f..8aab2be 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -452,6 +452,7 @@
 Jack Jansen
 Bill Janssen
 Thomas Jarosch
+Zbyszek Jędrzejewski-Szmek
 Drew Jenkins
 Flemming Kjær Jensen
 MunSic Jeong