diff --git a/package.json b/package.json
index 49d6079..1b227d2 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "private": true,
   "name": "antd-admin",
-  "version": "4.3.0",
+  "version": "4.3.1",
   "dependencies": {
     "antd": "^2.11.2",
     "axios": "^0.16.2",
@@ -12,6 +12,7 @@
     "dva": "^1.2.0",
     "dva-loading": "^0.2.0",
     "ejs-loader": "^0.3.0",
+    "js-beautify": "^1.6.14",
     "jsonp": "^0.2.1",
     "less-vars-to-js": "^1.1.2",
     "lodash": "^4.17.4",
@@ -50,13 +51,12 @@
     "redbox-react": "^1.2.10",
     "roadhog": "1.0.0-beta.7"
   },
-  "pre-commit": [
-    "lint"
-  ],
+  "pre-commit": ["lint"],
   "scripts": {
     "dev": "set BROWSER=none&&set HOST=0.0.0.0&&roadhog server",
     "lint": "eslint --fix --ext .js src",
     "build": "roadhog build",
-    "build:dll": "roadhog buildDll"
+    "build:dll": "roadhog buildDll",
+    "build:new": "node version && roadhog build"
   }
-}
+}
\ No newline at end of file
diff --git a/version.js b/version.js
new file mode 100644
index 0000000..e3b0276
--- /dev/null
+++ b/version.js
@@ -0,0 +1,74 @@
+const fs = require('fs')
+const path = require('path')
+const beautify = require('js-beautify').js_beautify
+const config = require('./package.json')
+
+const dist = path.join(`${__dirname}/dist`)
+const maxVersion = 5
+
+const writeVersion = () => new Promise((resolve, reject) => {
+  const { version } = config
+  const numbers = version.split('.')
+  numbers[2] = Number(numbers[2]) + 1
+  config.version = numbers.join('.')
+
+  fs.writeFile(path.join(__dirname, 'package.json'), beautify(JSON.stringify(config), { indent_size: 2 }), (err) => {
+    if (err) {
+      reject()
+    }
+    resolve()
+    console.log(`version: ${config.version}`)
+  })
+})
+
+const removeFolder = (folderPath) => {
+  let files = []
+  if (fs.existsSync(folderPath)) {
+    files = fs.readdirSync(folderPath)
+    files.forEach((file) => {
+      let curPath = `${folderPath}/${file}`
+      if (fs.statSync(curPath).isDirectory()) {
+        removeFolder(curPath)
+      } else {
+        fs.unlinkSync(curPath)
+      }
+    })
+    fs.rmdirSync(folderPath)
+  }
+}
+
+const start = async () => {
+  const files = fs.readdirSync(dist)
+  const promises = files.map(file => new Promise((resolve, reject) => {
+    fs.stat(`${dist}/${file}`, (err, stats) => {
+      if (err) {
+        reject()
+      } else {
+        resolve(!stats.isFile()
+          ? file
+          : null)
+      }
+    })
+  }))
+
+  const result = await Promise.all(promises)
+
+  const folders = result.filter((item) => {
+    if (item) {
+      return item.split('.').length === 3
+    }
+    return false
+  }).sort((a, b) => {
+    return a < b
+  }).filter((item, index) => {
+    return index > (maxVersion - 1)
+  })
+
+  for (let item of folders) {
+    await removeFolder(`${dist}/${item}`)
+  }
+
+  await writeVersion()
+}
+
+start()