diff --git a/business/partner/purchase/ebai/ebai.go b/business/partner/purchase/ebai/ebai.go
index 87d00fe51..9f8f955ee 100644
--- a/business/partner/purchase/ebai/ebai.go
+++ b/business/partner/purchase/ebai/ebai.go
@@ -184,7 +184,7 @@ func (p *PurchaseHandler) GetOrderRider(vendorOrgCode, vendorStoreID string, par
 			DistributorName:   "商家自行配送",
 		},
 		Knight: ebaiapi.Knight{
-			Id:    param["order_id"].(int64),
+			Id:    utils.Str2Int64(param["order_id"].(string)),
 			Name:  param["courier_name"].(string),
 			Phone: param["courier_phone"].(string),
 		},