diff --git a/package.json b/package.json
index c7e31ef9..e9c7e806 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,6 @@
   },
   "scripts": {
     "package": "webpack",
-    "package-prod": "webpack --config webpack.prod.js",
     "start": "node demo/start",
     "start-debug": "node --inspect-brk demo/start",
     "start-zmodem": "node demo/zmodem/app",
@@ -68,7 +67,7 @@
     "prebuild": "tsc -b ./src/tsconfig.all.json",
     "build": "gulp build",
     "prepare": "npm run prebuild",
-    "prepublishOnly": "npm run package-prod",
+    "prepublishOnly": "npm run package",
     "coveralls": "nyc report --reporter=text-lcov | coveralls",
     "watch": "tsc -b -w ./src/tsconfig.all.json --preserveWatchOutput"
   }
diff --git a/webpack.config.js b/webpack.config.js
index a27bdcb2..185ba317 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -7,24 +7,12 @@ const path = require('path');
 
 module.exports = {
   entry: './out/public/Terminal.js',
-  devtool: 'inline-source-map',
-  module: {
-    rules: [
-      {
-        test: /\.js$/,
-        use: ["source-map-loader"],
-        enforce: "pre",
-        exclude: /node_modules/
-      }
-    ]
-  },
   resolve: {
     modules: ['./node_modules'],
     extensions: [ '.js' ],
     alias: {
       common: path.resolve('./out/common'),
-      core: path.resolve('./out/core'),
-      ui: path.resolve('./out/ui')
+      core: path.resolve('./out/core')
     }
   },
   output: {
@@ -33,6 +21,5 @@ module.exports = {
     library: 'Terminal',
     libraryTarget: 'umd'
   },
-  mode: 'development',
-  watch: true
+  mode: 'production'
 };
diff --git a/webpack.prod.js b/webpack.prod.js
deleted file mode 100644
index 185ba317..00000000
--- a/webpack.prod.js
+++ /dev/null
@@ -1,25 +0,0 @@
-/**
- * Copyright (c) 2019 The xterm.js authors. All rights reserved.
- * @license MIT
- */
-
-const path = require('path');
-
-module.exports = {
-  entry: './out/public/Terminal.js',
-  resolve: {
-    modules: ['./node_modules'],
-    extensions: [ '.js' ],
-    alias: {
-      common: path.resolve('./out/common'),
-      core: path.resolve('./out/core')
-    }
-  },
-  output: {
-    filename: 'xterm.js',
-    path: path.resolve('./lib'),
-    library: 'Terminal',
-    libraryTarget: 'umd'
-  },
-  mode: 'production'
-};