diff --git a/build/webpack.config.js b/build/webpack.config.js
index 044d6c04d..32f2bf8d5 100644
--- a/build/webpack.config.js
+++ b/build/webpack.config.js
@@ -9,6 +9,7 @@ var getPoastcssPlugin = require('./utils/postcss_pipe');
 var ProgressBarPlugin = require('progress-bar-webpack-plugin');
 var ExtractTextPlugin = require('extract-text-webpack-plugin');
 var HtmlWebpackPlugin = require('html-webpack-plugin');
+var OptimizeCssAssetsPlugin = require('optimize-css-assets-webpack-plugin');
 
 var StyleExtractPlugin;
 if (process.env.NODE_ENV === 'production') {
@@ -160,6 +161,7 @@ module.exports = {
       filename: 'examples.html',
       inject: true
     }),
+    new OptimizeCssAssetsPlugin(),
     StyleExtractPlugin
   ]
 };
diff --git a/package.json b/package.json
index 18d1b6134..b244eba72 100644
--- a/package.json
+++ b/package.json
@@ -104,6 +104,7 @@
     "markdown-it-anchor": "^2.5.0",
     "markdown-it-container": "^2.0.0",
     "mocha": "^3.2.0",
+    "optimize-css-assets-webpack-plugin": "^1.3.0",
     "postcss": "^5.1.2",
     "postcss-easy-import": "^2.0.0",
     "postcss-loader": "^1.3.3",