diff --git a/src/matrix/room/room.js b/src/matrix/room/room.js
index 80633f58..a581fbcb 100644
--- a/src/matrix/room/room.js
+++ b/src/matrix/room/room.js
@@ -23,7 +23,7 @@ export default class Room extends EventEmitter {
     emitSync({summaryChanged, newTimelineEntries}) {
         if (summaryChanged) {
             this.emit("change");
-            (this._emitCollectionChange)(this);
+            this._emitCollectionChange(this);
         }
         if (this._timeline) {
             this._timeline.appendLiveEntries(newTimelineEntries);