diff --git a/package.json b/package.json
index 9943682..18b8740 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "sass": "^1.26.11",
     "sass-loader": "^10.0.2",
     "style-loader": "^1.2.1",
-    "uglifyjs-webpack-plugin": "^2.1.1",
+    "terser-webpack-plugin": "^4.2.2",
     "webpack": "^4.16.1",
     "webpack-command": "^0.5.0",
     "webpack-notifier": "^1.6.0"
diff --git a/webpack.config.js b/webpack.config.js
index 4d8d66c..9ce4a30 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -6,7 +6,7 @@ const MiniCssExtractPlugin = require("mini-css-extract-plugin");
 // const WebpackChunkHash = require('webpack-chunk-hash');
 const { CleanWebpackPlugin } = require('clean-webpack-plugin');
 const WebpackNotifierPlugin = require('webpack-notifier');
-const UglifyJsPlugin = require('uglifyjs-webpack-plugin')
+const TerserPlugin = require('terser-webpack-plugin');
 
 const isProduction = process.env.NODE_ENV === 'production';
 const useSourcemaps = !isProduction;
@@ -137,8 +137,9 @@ const webpackConfig = {
     }),
   ],
   optimization: {
+    minimize: true,
     minimizer: [
-      new UglifyJsPlugin({})
+      new TerserPlugin()
     ]
   }
 };