diff --git a/CHANGELOG b/CHANGELOG
index 20036f3..2bee3ea 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,6 @@
+Ground Zero 1.06 to 1.07
+- Port 'Ground Zero' to Mac OS X.
+
 Ground Zero 1.05 to 1.06
 - Port 'Ground Zero' to Windows.
 - Use randk() instead of rand(), a better PNRG.