diff --git a/README.md b/README.md
index c30636f..362b605 100644
--- a/README.md
+++ b/README.md
@@ -166,6 +166,7 @@ Base on Spring-Boot
             <ol>
                 <li><p>增加使用代码生成AccessToken功能</p></li>
                 <li><p><del>增加将AccessToken存入Redis的配置参考</del></p></li>
+                <li><p><del>升级Spring Security OAuth版本为2.3.4.RELEASE</del></p></li>
                 <li><p><del>修改ROLE的错误配置</del></p></li>
                 <li><p><del>Use spring-boot 2.0.2.RELEASE</del></p></li>
             </ol>