diff --git a/lib/models/room.js b/lib/models/room.js
index e93f9d463..200eb87fb 100644
--- a/lib/models/room.js
+++ b/lib/models/room.js
@@ -1509,7 +1509,7 @@ module.exports = Room;
  * added to the end of the live timeline
  *
  * @example
- * matrixClient.on("Room.timeline", function(event, room, toStartOfTimeline, data){
+ * matrixClient.on("Room.timeline", function(event, room, toStartOfTimeline, removed, data){
  *   if (!toStartOfTimeline && data.liveEvent) {
  *     var messageToAppend = room.timeline.[room.timeline.length - 1];
  *   }