diff --git a/airtime_mvc/application/forms/LiveStreamingPreferences.php b/airtime_mvc/application/forms/LiveStreamingPreferences.php
index 1818d1e6d..9e89cae92 100644
--- a/airtime_mvc/application/forms/LiveStreamingPreferences.php
+++ b/airtime_mvc/application/forms/LiveStreamingPreferences.php
@@ -99,7 +99,7 @@ class Application_Form_LiveStreamingPreferences extends Zend_Form_SubForm
             $live_dj_connection_url = "N/A";
         }
         
-        $overrideDescription = "If Airtime is behind a router or firewall, you may need to configure port forwarding and this field information will be incorrect. In this case you will need to manually update this field so it shows the correct host/port/mount that your DJ's need to connect to. For more detail, please read the <a target=\"_blank\" href=\"http://manuals.sourcefabric.org/\">Airtime manual</a>.";
+        $overrideDescription = "If Airtime is behind a router or firewall, you may need to configure port forwarding and this field information will be incorrect. In this case you will need to manually update this field so it shows the correct host/port/mount that your DJ's need to connect to. The allowed range is between 1024 and 49151. For more detail, please read the <a target=\"_blank\" href=\"http://manuals.sourcefabric.org/\">Airtime manual</a>.";
         
         $this->setDecorators(array(
         array('ViewScript', array('viewScript' => 'form/preferences_livestream.phtml', 'master_dj_connection_url'=>$master_dj_connection_url, 'live_dj_connection_url'=>$live_dj_connection_url,'overrideDescription' => $overrideDescription))