diff --git a/app/models/Lbc/HTTPConnector.php b/app/models/Lbc/HTTPConnector.php
index 1812903..e32d8d1 100644
--- a/app/models/Lbc/HTTPConnector.php
+++ b/app/models/Lbc/HTTPConnector.php
@@ -412,7 +412,7 @@ public function urlToApi($url)
             }
         }
 
-        if ($options_cities) {
+        if (isset($options_cities)) {
             $location = array("locations" => $options_cities);
         }