diff --git a/doc/README.zh-cn.md b/doc/README.zh-cn.md
index 297dc09..8d9040c 100644
--- a/doc/README.zh-cn.md
+++ b/doc/README.zh-cn.md
@@ -292,3 +292,9 @@ Transparently tunnel your IP traffic through ICMP echo and reply packets.
 
 https://github.com/DhavalKapil/icmptunnel
 
+# wiki
+
+更多内容请看 wiki:
+
+https://github.com/wangyu-/udp2raw-tunnel/wiki
+