diff --git a/webpack.prod.js b/webpack.prod.js
index 4990abcea..c9af8304c 100644
--- a/webpack.prod.js
+++ b/webpack.prod.js
@@ -3,36 +3,30 @@ const common = require('./webpack.common.js');
 const VueLoaderPlugin = require('vue-loader/lib/plugin');
 const TerserPlugin = require('terser-webpack-plugin');
 
+const terserPlugin = new TerserPlugin({
+    parallel: true,
+    sourceMap: false,
+    cache: true,
+    extractComments: false,
+    terserOptions: {
+        output: {
+            comments: /translators:/i,
+        },
+        mangle: {
+            reserved: ["__"],
+        }
+    },
+});
+
 module.exports = merge(common, {
     mode: 'production',
     devtool: undefined,
     plugins: [
-        // new webpack.LoaderOptionsPlugin({
-        //     minimize: true
-        // }),
         new VueLoaderPlugin(),
     ],
     optimization: {
-        minimizer: [
-            new TerserPlugin({
-                parallel: true,
-                sourceMap: false,
-                cache: true,
-                terserOptions: {
-                    // We preserve function names that start with capital letters as
-                    // they're _likely_ component names, and these are useful to have
-                    // in tracebacks and error messages.
-                    keep_fnames: /__|_x|_n|_nx/,
-                    mangle: {
-                        keep_fnames: /__|_x|_n|_nx/,
-                    },
-                    output: {
-                        comments: /translators:/i,
-                    },
-                },
-                extractComments: false,
-            }),
-        ]
+        minimize: true,
+        minimizer: [terserPlugin]
     },
     resolve: {
         alias: {