diff --git a/app/controller/api/store/order/StoreCart.php b/app/controller/api/store/order/StoreCart.php
index 167becdc..c9588abb 100644
--- a/app/controller/api/store/order/StoreCart.php
+++ b/app/controller/api/store/order/StoreCart.php
@@ -123,7 +123,7 @@ class StoreCart extends BaseController
             //更新购物车
             $cart_id = $cart['cart_id'];
             $cart_num = ['cart_num' => ($cart['cart_num'] + $data['cart_num'])];
-            if($cart_num['source'] !=105){
+            if($data['source'] !=105){
                 if ($entryMerId && $entryMerId != $result['product']['mer_id']) {
                     $cart_num['source_id'] = $entryMerId;
                     $cart_num['source'] = StoreCartDao::SOURCE_STORE_CLOUD;