diff --git a/app/api/controller/BalanceLogController.php b/app/api/controller/BalanceLogController.php
index e23df3e..4e5df42 100755
--- a/app/api/controller/BalanceLogController.php
+++ b/app/api/controller/BalanceLogController.php
@@ -43,6 +43,9 @@ class BalanceLogController extends BaseController{
             }
             $item->_type= $item->type;
             $item->type= $BalanceTypeList[$item->type];
+            if(ctype_digit($item->created_at)){
+                $item->created_at = datetime($item->created_at);
+            }
             return $item;
         });
         return $this->success(__('successful'),$list);