Add CHANGES note for [GL #4027]

diff --git a/CHANGES b/CHANGES
index 98caae8e1f566b67d0d3740e84561347215766a8..f72a05822ed99107729d64403eec021a2fa24b0c 100644 (file)
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,7 @@
+6157.  [bug]           When removing delegations in an OPTOUT range
+                       empty-non-terminal NSEC3 records generated by
+                       those delegations where not removed. [GL #4027]
+
 6156.  [bug]           Reimplement the maximum and idle timeouts for incoming
                        zone tranfers. [GL #4004]