diff --git a/app/Admin/Controllers/v3/GoodsActivityController.php b/app/Admin/Controllers/v3/GoodsActivityController.php
index 2886353..3157db0 100644
--- a/app/Admin/Controllers/v3/GoodsActivityController.php
+++ b/app/Admin/Controllers/v3/GoodsActivityController.php
@@ -189,7 +189,9 @@ class GoodsActivityController extends AdminController
                     $form->image('cover_img')->autoUpload()->required();
                 }
                 $form->select('type')->options(GoodsActivityModel::$_TYPE)->default('flash_sale');
-                $form->datetime('expire_time')->required()->format('YYYY-MM-DD HH:mm:ss')->rules('after:now',['after'=>'活动结束时间必须大于当前时间！'])->help($form->model()->expire_time_text);
+                $form->datetime('expire_time')->required()->format('YYYY-MM-DD HH:mm:ss')->rules('after:now',['after'=>'活动结束时间必须大于当前时间！'])->customFormat(function ($v) {
+                    return date('Y-m-d H:i:s',$v);
+                });
             });
             $form->column(6, function (Form $form) {
                 $form->currency('price')->required()->floatTwo()->symbol('￥');