diff --git a/build/index.js b/build/index.js
index 911479e..afae287 100644
--- a/build/index.js
+++ b/build/index.js
@@ -1,36 +1,6 @@
 // https://cli.vuejs.org/zh/guide/build-targets.html
 const { run } = require('tasksfile')
-const chalk = require('chalk')
-const config = require('../vue.config.js')
 const rawArgv = process.argv.slice(2)
 const args = rawArgv.join(' ')
 
-if (process.env.npm_config_preview || rawArgv.includes('--preview')) {
-  const report = rawArgv.includes('--report')
-
-  run(`vue-cli-service build ${args}`)
-
-  const port = 9527
-  const publicPath = config.publicPath
-
-  var connect = require('connect')
-  var serveStatic = require('serve-static')
-  const app = connect()
-
-  app.use(
-    publicPath,
-    serveStatic('./dist', {
-      index: ['index.html', '/']
-    })
-  )
-
-  app.listen(port, function () {
-    console.log(chalk.green(`> Preview at  http://localhost:${port}${publicPath}`))
-    if (report) {
-      console.log(chalk.green(`> Report at  http://localhost:${port}${publicPath}report.html`))
-    }
-
-  })
-} else {
-  run(`vue-cli-service build ${args}`)
-}
+run(`vue-cli-service build ${args}`)