diff --git a/classes/Profile_list.php b/classes/Profile_list.php
index 50aa71f55d..c433a53fee 100644
--- a/classes/Profile_list.php
+++ b/classes/Profile_list.php
@@ -220,10 +220,9 @@ class Profile_list extends Managed_DataObject
     function getSubscribers($offset=0, $limit=null, $since=0, $upto=0)
     {
         $subs = new Profile();
-        $sub = new Profile_tag_subscription();
-        $sub->profile_tag_id = $this->id;
 
-        $subs->joinAdd($sub);
+        $subs->joinAdd(array('id', 'profile_tag_subscription:profile_tag_id'));
+
         $subs->selectAdd('unix_timestamp(profile_tag_subscription.' .
                          'created) as "cursor"');