diff --git a/app/api/logic/GoodsLogic.php b/app/api/logic/GoodsLogic.php
index c0ca3147..59b2ee2d 100755
--- a/app/api/logic/GoodsLogic.php
+++ b/app/api/logic/GoodsLogic.php
@@ -1120,7 +1120,7 @@ class GoodsLogic extends Logic
         $goods['activity'] = [
             'type' => 4,
             'type_desc' => '抢购商品',
-            'in_activity' => $in_activity
+            'in_activity' => (bool)$in_activity
         ];
         return $goods;