diff --git a/Misc/ACKS b/Misc/ACKS
index 6c810a9..733683d 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -1320,6 +1320,7 @@
 Kalle Svensson
 Andrew Svetlov
 Paul Swartz
+Al Sweigart
 Thenault Sylvain
 Péter Szabó
 John Szakmeister