diff --git a/CHANGES b/CHANGES
index 702615242b..599d60eb7f 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,6 @@
+1966.	[interop]	Don't set CD when we have fallen back to plain DNS.
+			[RT #15727]
+
 1965.	[func]		Suppress spurious "recusion requested but not
 			available" warning with 'dig +qr'. [RT #15780].