diff --git a/CHANGES b/CHANGES
index 15210d2985..eb54983f9b 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,6 @@
+6233.	[func]		Extend client side support for the EDNS EXPIRE option
+			to IXFR and AXFR query types. [GL #4170]
+
 6232.	[bug]		Following the introduction of krb5-subdomain-self-rhs
 			and ms-subdomain-self-rhs update rules, removal of
 			nonexistent PTR and SRV records via UPDATE could fail.