diff --git a/CHANGES b/CHANGES
index b8a7b7ede2..d70f42d04c 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,6 @@
+6328.	[doc]		Update ZSK minimum lifetime documentation in ARM, also
+			depends on signing delay. [GL #4510]
+
 6327.	[func]		Nsupdate can now set the UL EDNS option when sending
 			UPDATE requests. [GL #4419]