diff --git a/web/src/common/WsUtil.js b/web/src/common/WsUtil.js
deleted file mode 100644
index eb94b59f0..000000000
--- a/web/src/common/WsUtil.js
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
-* Utility for websocket
-*
-*/
-import { message } from 'antd';
-
-/**
-* Initiate a ws connection.
-* The default path `do-not-proxy` means the ws do not need to be proxied.
-* This is very important for AnyProxy‘s own server, such as WEB UI, 
-* and the websocket detail panel in it, to prevent a recursive proxy.
-* @param {wsPort} wsPort the port of websocket
-* @param {key} path the path of the ws url
-*
-*/
-export function initWs(wsPort = location.port, path = 'do-not-proxy') {
-  if(!WebSocket){
-    throw (new Error('WebSocket is not supported on this browser'));
-  }
-
-  const wsClient = new WebSocket(`ws://${location.hostname}:${wsPort}/${path}`);
-
-  wsClient.onerror = (error) => {
-    console.error(error);
-    message.error('error happened when setup websocket');
-  };
-
-  wsClient.onopen = (e) => {
-    console.info('websocket opened: ', e);
-  };
-
-  wsClient.onclose = (e) => {
-    console.info('websocket closed: ', e);
-  };
-
-  return wsClient;
-}
-
-export default {
-  initWs: initWs
-};
-