diff --git a/webapp/controller/RoleController.class.php b/webapp/controller/RoleController.class.php
index 89f8d30..24215be 100644
--- a/webapp/controller/RoleController.class.php
+++ b/webapp/controller/RoleController.class.php
@@ -25,7 +25,7 @@ class RoleController{
         $d = array(
             'drop_id' => $drop_meta['drop_id'],
             'item_id' => $drop_meta['item_id'],
-            'num' => $drop_meta['num'],
+            'num' =>   $drop_meta['num'],
             'weight' => $drop_meta['weight'],
             'type' => $drop_meta['type']
         );