Holger Krekel.
diff --git a/Misc/ACKS b/Misc/ACKS
index 2c1ad20..86af693 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -259,6 +259,7 @@
 Greg Kochanski
 Joseph Koshy
 Bob Kras
+Holger Krekel
 Hannu Krosing
 Andrew Kuchling
 Vladimir Kushnir