diff --git a/Misc/ACKS b/Misc/ACKS
index a807956..b7e34de 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -450,6 +450,7 @@
 Bob Kline
 Matthias Klose
 Jeremy Kloth
+Thomas Kluyver
 Kim Knapp
 Lenny Kneler
 Pat Knight