diff --git a/docs/release-notes/release-notes-0.16.0.md b/docs/release-notes/release-notes-0.16.0.md
index 073dcf5ef..f3a0da899 100644
--- a/docs/release-notes/release-notes-0.16.0.md
+++ b/docs/release-notes/release-notes-0.16.0.md
@@ -153,6 +153,9 @@ certain large transactions](https://github.com/lightningnetwork/lnd/pull/7100).
   received](https://github.com/lightningnetwork/lnd/pull/7095) to avoid CPU
   spike.
 
+* [A new config option, `mailboxdeliverytimeout` has been added to
+  `htlcswitch`](https://github.com/lightningnetwork/lnd/pull/7066).
+
 ## Code Health
 
 * [test: use `T.TempDir` to create temporary test