diff --git a/CHANGES.md b/CHANGES.md
index c8fa5406ba..d692ac4308 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -9,6 +9,7 @@ merlin NEXT_VERSION
       (@goldfirere, #1699)
     - Fix Merlin reporting errors provoked by the recovery itself (#1709, fixes
       #1704)
+    - Add a "heap_mbytes" field to Merlin server responses to report heap usage (#1717)
   + editor modes
     - vim: load merlin when Vim is compiled with +python3/dyn (e.g. MacVim)