diff --git a/app.js b/app.js
index 483d087..644e223 100644
--- a/app.js
+++ b/app.js
@@ -1,4 +1,11 @@
 var express = require('express');
+var path = require('path');
+var fs = require('fs');
+var logger = require('morgan');
+var compression = require('compression');
+var cookieParser = require('cookie-parser');
+var bodyParser = require('body-parser');
+
 var config = require('./config/admin');
 
 var app = express();
@@ -7,31 +14,17 @@ var app = express();
 var pub = __dirname + '/public';
 var view = __dirname + '/views';
 
-app.configure(function() {
-	app.set('view engine', 'html');
-	app.set('views', view);
-	app.engine('.html', require('ejs').__express);
+app.use(compression());
 
-	app.use(express.methodOverride());
-	app.use(express.bodyParser());
-	app.set('basepath', __dirname);
-});
+app.use(logger(':method :url :response-time ms'));
+app.use(bodyParser.urlencoded({ extended: true }));
+app.use(bodyParser.json({ type: '*/*' }));
+app.use(cookieParser());
+app.use(express.static(path.join(__dirname, 'public')));
 
-app.configure('development', function() {
-	app.use(express.static(pub));
-	app.use(express.errorHandler({
-		dumpExceptions: true,
-		showStack: true
-	}));
-});
-
-app.configure('production', function() {
-	var oneYear = 31557600000;
-	app.use(express.static(pub, {
-		maxAge: oneYear
-	}));
-	app.use(express.errorHandler());
-});
+app.set('view engine', 'html');
+app.set('views', view);
+app.engine('.html', require('ejs').__express);
 
 app.on('error', function(err) {
 	console.error('app on error:' + err.stack);
diff --git a/package.json b/package.json
index 9c77eec..b4c9c06 100755
--- a/package.json
+++ b/package.json
@@ -1,9 +1,13 @@
 {
-	"name": "pomelo-admin-web",
-	"version": "0.2.0",
-	"private": false,
-	"dependencies": {
-		"express": "<4.0.0",
-		"ejs": ">=0.0.1"
-	}
+  "name": "pomelo-admin-web",
+  "version": "0.2.0",
+  "private": false,
+  "dependencies": {
+    "body-parser": "^1.16.1",
+    "compression": "^1.6.2",
+    "cookie-parser": "^1.4.3",
+    "ejs": "2.5.6",
+    "express": "4.14.1",
+    "morgan": "^1.8.1"
+  }
 }