diff --git a/webapp/stores/channel_store.jsx b/webapp/stores/channel_store.jsx
index aacc23305f..b82be650e5 100644
--- a/webapp/stores/channel_store.jsx
+++ b/webapp/stores/channel_store.jsx
@@ -516,6 +516,10 @@ ChannelStore.dispatchToken = AppDispatcher.register((payload) => {
         }
         break;
 
+    case ActionTypes.CREATE_POST:
+        ChannelStore.incrementMessages(action.post.channel_id);
+        break;
+
     default:
         break;
     }