diff --git a/app/api/logic/order/OrderLogic.php b/app/api/logic/order/OrderLogic.php
index 3fcabb03b..e016bff55 100644
--- a/app/api/logic/order/OrderLogic.php
+++ b/app/api/logic/order/OrderLogic.php
@@ -203,12 +203,15 @@ class OrderLogic extends BaseLogic
                 $goods_list[$k]['uid'] = request()->userId;
                 $goods_list[$k]['cart_id'] = implode(',', $cartId);
                 $goods_list[$k]['delivery_id'] = $params['store_id']; //商家id
-                $stock = StoreBranchProduct::where('id',$v['branch_product_id'])->value('stock');
+                $StoreBranchProduct = StoreBranchProduct::where('id',$v['branch_product_id'])->find();
                 $updateData[] = [
                     'id' => $v['branch_product_id'],
-                    'stock' => $stock-$v['cart_num'],
+                    'stock' => $StoreBranchProduct['stock']-$v['cart_num'],
                     'sales' => ['inc', $v['cart_num']]
                 ];
+                if($StoreBranchProduct['stock']-$v['cart_num']<=0){
+                    Db::name('store_product_cate')->where(['cate_id'=>$StoreBranchProduct['cate_id'],'store_id'=>$params['store_id']])->update(['count'=>0]);
+                }
             }
             (new StoreOrderCartInfo())->saveAll($goods_list);
             (new StoreBranchProduct())->saveAll($updateData);