diff --git a/business/partner/purchase/tiktok_store/store_sku2_utils.go b/business/partner/purchase/tiktok_store/store_sku2_utils.go
index 7f4bcec30..54c5697b3 100644
--- a/business/partner/purchase/tiktok_store/store_sku2_utils.go
+++ b/business/partner/purchase/tiktok_store/store_sku2_utils.go
@@ -297,8 +297,8 @@ func (p *PurchaseHandler) createOrUpdateStoreSkus(ctx *jxcontext.Context, storeI
 					updateParam.Description = detailImg
 					updateParam.WeightUnit = tiktokShop.WeightUint_G
 					updateParam.StandardBrandId = param.StandardBrandId // 默认品牌京西菜市
-					updateParam.ProductId = utils.Str2Int64(storeSku.VendorMainId)
-					updateParam.MainProductId = utils.Str2Int64(storeSku.VendorMainId)
+					updateParam.ProductId = mainOrderDetail.MainProductId
+					updateParam.MainProductId = mainOrderDetail.MainProductId
 					updateParam.SpecPrices = param.SpecPrices
 					//updateParam.StoreId = utils.Str2Int64(vendorStoreID)
 					if err := api.EditStoreCommodity(updateParam); err != nil {