diff --git a/webpack.dev.js b/webpack.dev.js
index 2122de03c58ef97e05f4e019214fc3fc4a895365..f7930d7ceb9f52a48d0f74f1e2ed95e451fbf295 100644
--- a/webpack.dev.js
+++ b/webpack.dev.js
@@ -1,5 +1,4 @@
 const merge = require('webpack-merge');
-const UglifyJSPlugin = require('uglifyjs-webpack-plugin');
 const common = require('./webpack.common.js');
 
 module.exports = merge(common, {