diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index b53aab6..e166e69 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -2,6 +2,8 @@
 
 ## 2.16
 
+Conversations can be collapsed.
+
 Added support for edited posts on input.
 
 Some tweaks to the docker configuration to generate a smaller image (contributed by ogarcia).