diff --git a/model/supplier_request.go b/model/supplier_request.go
index d01c551..17c7266 100644
--- a/model/supplier_request.go
+++ b/model/supplier_request.go
@@ -50,5 +50,5 @@ type SupplierCashflowCreatePayload struct {
 }
 
 type SupplierFreeShipInfoRequestPayload struct {
-	SupplierID []string `json:"supplierId"`
+	SupplierIDs []string `json:"supplierIds"`
 }