diff --git a/CHANGES b/CHANGES
index 6dd4a7b3bd..db9ba6e012 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,4 +1,4 @@
-4556.	[security]	Combining dns64 and rpz can result in dereferencing
+4557.	[security]	Combining dns64 and rpz can result in dereferencing
 			a NULL pointer (read).  (CVE-2017-3135) [RT#44434]
 
 4554.	[bug]		Remove double unlock in dns_dispatchmgr_setudp.