diff --git a/Misc/ACKS b/Misc/ACKS
index 61f857b..3347c6f 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -205,6 +205,7 @@
 Ben Gertzfield
 Dinu Gherman
 Jonathan Giddy
+Johannes Gijsbers
 Michael Gilfix
 Chris Gonnerman
 David Goodger