diff --git a/src/index.js b/src/index.js
index 0457ac2..f19c44f 100644
--- a/src/index.js
+++ b/src/index.js
@@ -2,6 +2,7 @@
 const YuFlux = require("./websocket");
 
 const yuFlux = new YuFlux("http://localhost:8000");
-yuFlux.on("upgrade", (res, socket, head) => {
-  console.error("res.headers");
+
+yuFlux.on("upgrade", (res) => {
+  console.error(res.headers, "res.headers");
 });
diff --git a/src/websocket.js b/src/websocket.js
index e044e2c..a3c630c 100644
--- a/src/websocket.js
+++ b/src/websocket.js
@@ -97,7 +97,7 @@ const initWebSocketClient = (websocket, address, protocols, options) => {
   const defaultPort = isSecure ? 443 : 80;
   opts.port = parseUrl.port || defaultPort;
   //处理ipv6
-  opts.host = parseUrl.host.startsWith("[") ? parseUrl.host.slice(1, -1) : parseUrl.host;
+  opts.host = parseUrl.host.startsWith("[") ? parseUrl.hostName.slice(1, -1) : parseUrl.hostName;
   //请求头
   opts.headers = {
     ...opts.headers,