diff --git a/controllers/OrderController.php b/controllers/OrderController.php
index 230fc78..2354cd2 100755
--- a/controllers/OrderController.php
+++ b/controllers/OrderController.php
@@ -102,7 +102,9 @@
                     'hasLanguage'      => false,
                     'enableMassDelete' => false,
                     'modelPrimaryKey'  => 'id',
-                    'defaultSort'      => 'created_at DESC'
+                    'defaultSort'      =>  [
+                        'created_at' => 'DESC'
+                    ]
                 ],
             ];
         }
--
libgit2 0.21.4