diff --git a/doc/XXL-JOB官方文档.md b/doc/XXL-JOB官方文档.md
index 94e10107..cb4d2f58 100644
--- a/doc/XXL-JOB官方文档.md
+++ b/doc/XXL-JOB官方文档.md
@@ -1723,7 +1723,6 @@ public ReturnT<String> execute(String param) {
 - 17、[迭代中]任务执行一次的时候指定IP；
 - 18、[迭代中]任务日志支持单个清理和状态转移，方便触发子任务；
 - 19、[迭代中]任务结果丢失处理：针对长期处于运行中的任务（设置过期时间时，运行超过"过期时间+1min"；未设置超时时间时，运行超过"30min"），主动检测该执行器是否在线，如果不在线主动标记失败；
-- 20、[迭代中]优雅停机回调丢失问题修复；
 
 
 ### TODO LIST
diff --git a/xxl-job-admin/src/main/java/com/xxl/job/admin/controller/interceptor/WebMvcConfig.java b/xxl-job-admin/src/main/java/com/xxl/job/admin/controller/interceptor/WebMvcConfig.java
index d817e78e..0be6ba66 100644
--- a/xxl-job-admin/src/main/java/com/xxl/job/admin/controller/interceptor/WebMvcConfig.java
+++ b/xxl-job-admin/src/main/java/com/xxl/job/admin/controller/interceptor/WebMvcConfig.java
@@ -2,7 +2,7 @@ package com.xxl.job.admin.controller.interceptor;
 
 import org.springframework.context.annotation.Configuration;
 import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 import javax.annotation.Resource;
 
@@ -12,7 +12,7 @@ import javax.annotation.Resource;
  * @author xuxueli 2018-04-02 20:48:20
  */
 @Configuration
-public class WebMvcConfig extends WebMvcConfigurerAdapter {
+public class WebMvcConfig implements WebMvcConfigurer {
 
     @Resource
     private PermissionInterceptor permissionInterceptor;
@@ -23,7 +23,6 @@ public class WebMvcConfig extends WebMvcConfigurerAdapter {
     public void addInterceptors(InterceptorRegistry registry) {
         registry.addInterceptor(permissionInterceptor).addPathPatterns("/**");
         registry.addInterceptor(cookieInterceptor).addPathPatterns("/**");
-        super.addInterceptors(registry);
     }
 
 }
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