diff --git a/ChangeLog b/ChangeLog
index 79043fcf..4b0865a0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2017-07-10  Serge Hallyn <serge@hallyn.com>
+
+	* Expand error codes for groupmod.
+
 2017-05-17  Serge Hallyn <serge@hallyn.com>
 
 	* Release 4.5