diff --git a/model/supplier_response.go b/model/supplier_response.go
index 77dc9f8..48ccb80 100644
--- a/model/supplier_response.go
+++ b/model/supplier_response.go
@@ -47,5 +47,5 @@ type FreeShip struct {
 
 type SupplierFreeShipInfoResponse struct {
 	SupplierID string     `json:"supplierId"`
-	FreeShip   []FreeShip `json:"freeShip"`
+	FreeShips  []FreeShip `json:"freeShips"`
 }