diff --git a/readme.md b/readme.md
index 19a5135..0cdd1b8 100644
--- a/readme.md
+++ b/readme.md
@@ -148,3 +148,5 @@
 ### 2019-05-16更新到v0.17：<br>
 1、性能优化<br>
 2、提供P2P断开重连机制<br>
+### 2019-05-21：<br>
+1、修复Raspbian jessie下无法检测IPv6的BUG<br>