diff --git a/osinaweb/osichat/consumers.py b/osinaweb/osichat/consumers.py
index de1ad0f7..ac9d1635 100644
--- a/osinaweb/osichat/consumers.py
+++ b/osinaweb/osichat/consumers.py
@@ -103,7 +103,7 @@ class Osichat(WebsocketConsumer):
             order_key=Case(
                 When(last_update__isnull=True, then=F('date_created')),
                 default=F('last_update'),
-                output_field=DateTimeField(),)).order_by('-order_key')
+                output_field=DateTimeField(),)).filter(chatroomguest__isnull=False).order_by('-order_key')
 
         user = get_object_or_404(User, id=self.user_id)