diff --git a/js/model/selly.go b/js/model/selly.go
index dc2f266..3bda294 100644
--- a/js/model/selly.go
+++ b/js/model/selly.go
@@ -101,6 +101,7 @@ type GenerateVoucherPromotion struct {
 	TargetID   primitive.ObjectID              `json:"targetId"`
 	TargetType string                          `json:"targetType"`
 	Options    GenerateVoucherPromotionOptions `json:"options"`
+	Seller     primitive.ObjectID              `json:"seller"`
 }
 
 // GenerateVoucherPromotionOptions ...