diff --git a/src/main/java/com/api/service/DelayedRefundService.java b/src/main/java/com/api/service/DelayedRefundService.java
index a67fdf8..8b44e79 100644
--- a/src/main/java/com/api/service/DelayedRefundService.java
+++ b/src/main/java/com/api/service/DelayedRefundService.java
@@ -2,4 +2,5 @@ package com.api.service;
 
 public interface DelayedRefundService {
 
+	public boolean refundOrder(String orderNumber) ;
 }