diff --git a/ChangeLog.asciidoc b/ChangeLog.asciidoc
index dd876d8bc..fcbbb1bb2 100644
--- a/ChangeLog.asciidoc
+++ b/ChangeLog.asciidoc
@@ -17,6 +17,7 @@ http://weechat.org/files/releasenotes/ReleaseNotes-devel.html[release notes]
 
 === New features
 
+* core: add arraylists, improve speed of completions (about 50x faster)
 * core: move bar item "scroll" between buffer name and lag in default bar items
   of status bar
 * core: allow incomplete commands if unambiguous, new option