diff --git a/package.json b/package.json
index e595613b..b96e4e94 100644
--- a/package.json
+++ b/package.json
@@ -91,7 +91,6 @@
     "strip-ansi": "4.0.0",
     "styled-jsx": "^1.0.8",
     "touch": "3.1.0",
-    "uglifyjs-webpack-plugin": "0.4.6",
     "unfetch": "3.0.0",
     "url": "0.11.0",
     "uuid": "3.1.0",
diff --git a/server/build/webpack.js b/server/build/webpack.js
index 7105f313..13b6d660 100644
--- a/server/build/webpack.js
+++ b/server/build/webpack.js
@@ -5,7 +5,6 @@ import glob from 'glob-promise'
 import WriteFilePlugin from 'write-file-webpack-plugin'
 import FriendlyErrorsWebpackPlugin from 'friendly-errors-webpack-plugin'
 import CaseSensitivePathPlugin from 'case-sensitive-paths-webpack-plugin'
-import UglifyJsPlugin from 'uglifyjs-webpack-plugin'
 import UnlinkFilePlugin from './plugins/unlink-file-plugin'
 import PagesPlugin from './plugins/pages-plugin'
 import DynamicChunksPlugin from './plugins/dynamic-chunks-plugin'
@@ -150,7 +149,7 @@ export default async function createCompiler (dir, { dev = false, quiet = false,
         input: ['manifest.js', 'commons.js', 'main.js'],
         output: 'app.js'
       }),
-      new UglifyJsPlugin({
+      new webpack.optimize.UglifyJsPlugin({
         compress: { warnings: false },
         sourceMap: false
       })