diff --git a/spring-cloud-alibaba-examples/acm-example/acm-local-example/src/main/java/com/alibaba/cloud/examples/EchoController.java b/spring-cloud-alibaba-examples/acm-example/acm-local-example/src/main/java/com/alibaba/cloud/examples/EchoController.java
index 287645e3..5508b881 100644
--- a/spring-cloud-alibaba-examples/acm-example/acm-local-example/src/main/java/com/alibaba/cloud/examples/EchoController.java
+++ b/spring-cloud-alibaba-examples/acm-example/acm-local-example/src/main/java/com/alibaba/cloud/examples/EchoController.java
@@ -19,6 +19,7 @@ package com.alibaba.cloud.examples;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Value;
+import org.springframework.cloud.context.config.annotation.RefreshScope;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
@@ -26,6 +27,7 @@ import org.springframework.web.bind.annotation.RestController;
  * @author xiaolongzuo
  */
 @RestController
+@RefreshScope
 public class EchoController {
 
 	private static final Logger LOGGER = LoggerFactory.getLogger(EchoController.class);