diff --git a/webtty.js b/webtty.js
index 3f54a4e..fed2f1e 100755
--- a/webtty.js
+++ b/webtty.js
@@ -1,12 +1,13 @@
 #!/usr/bin/env node
+
+var localModules = '/usr/lib/node_modules/';
 var http = require('http');
 var url = require('url');
 var path = require('path');
 var fs = require('fs');
-var pty = require("/usr/local/lib/node_modules/pty.js");
+var pty = require(path.join(localModules, "pty.js"));
 
-var serveStaticRoot = "/home/elwin/hk/nodejs/rlg/s/";
-var ptyhelp = "/home/elwin/hk/nodejs/rlg/ptyhelper";
+var serveStaticRoot = fs.realpathSync(".");
 var sessions = {};
 
 var env_dontuse = {"TMUX": true, "TMUX_PANE": true};