diff --git a/pages/order/OrderSubmission/index.vue b/pages/order/OrderSubmission/index.vue
index f0db243..c8cd83e 100644
--- a/pages/order/OrderSubmission/index.vue
+++ b/pages/order/OrderSubmission/index.vue
@@ -802,6 +802,7 @@ export default {
       this.show = !this.show
     },
     showCouponsPopup() { 
+      if (this.couponList.usable.length === 0) return
       this.show = !this.show
     },
     // v9-2