Add a CHANGES marker

diff --git a/CHANGES b/CHANGES
index 86e2eddaccdcbd9addc9b903c483de871d38247c..913aad02911cd86f31f035375770dd9fecea00bd 100644 (file)
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,5 @@
+       --- 9.18.21 released ---
+
 6297.  [bug]           Improve LRU cleaning behaviour. [GL #4448]
 
 6296.  [func]          The "resolver-nonbackoff-tries" and