diff --git a/plugins/RSSCloud/RSSCloudSubscription.php b/plugins/RSSCloud/RSSCloudSubscription.php
index 881e071658..396c604e71 100644
--- a/plugins/RSSCloud/RSSCloudSubscription.php
+++ b/plugins/RSSCloud/RSSCloudSubscription.php
@@ -65,7 +65,7 @@ class RSSCloudSubscription extends Memcached_DataObject {
     {
         $sub = new RSSCloudSubscription();
         $sub->whereAdd("subscribed = $subscribed");
-        $sub->whereAdd("url = $url");
+        $sub->whereAdd("url = '$url'");
         $sub->limit(1);
 
         if ($sub->find()) {
@@ -77,4 +77,3 @@ class RSSCloudSubscription extends Memcached_DataObject {
     }
 
 }
-?>
\ No newline at end of file