diff --git a/app/admin/logic/purchase_product_offer/PurchaseProductOfferLogic.php b/app/admin/logic/purchase_product_offer/PurchaseProductOfferLogic.php
index f7f231dc4..e9cef4c8f 100644
--- a/app/admin/logic/purchase_product_offer/PurchaseProductOfferLogic.php
+++ b/app/admin/logic/purchase_product_offer/PurchaseProductOfferLogic.php
@@ -186,7 +186,7 @@ class PurchaseProductOfferLogic extends BaseLogic
             $product = StoreProduct::where('id', $offer['product_id'])->withTrashed()->field('id,store_name,top_cate_id,two_cate_id')->find();
             $unit_name=StoreProductUnit::where('id', $offer['unit'])->value('name');
             $order = BeforehandOrder::where('id', $params['bhoid'])->find();
-            $order->pay_price = bcadd($offer['total_price'], $order->pay_price, 2);
+            $order->pay_price = PurchaseProductOffer::where('order_id', $order['id'])->sum('total_price');
             $order->total_price = $order->pay_price;
             $order->save();
             self::setProductGroupPrice($params, $product);