diff --git a/src/eventSyncer.js b/src/eventSyncer.js
index b55304b..e20d56d 100644
--- a/src/eventSyncer.js
+++ b/src/eventSyncer.js
@@ -164,6 +164,7 @@ class EventSyncer {
       }])
     })
 
+    // TODO: add distinctUntilChanged
     return sub;
   }