diff --git a/package.json b/package.json
index d2e79d2b8..c7a630ba6 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,8 @@
 {
   "name": "rdmo",
   "scripts": {
-    "build:prod": "webpack --config webpack.config.js --mode production",
+    "build:prod": "webpack --config webpack.config.js --mode production --fail-on-warnings",
+    "build:testing": "webpack --config webpack.config.js --mode production --env testing ",
     "build": "webpack --config webpack.config.js --mode development",
     "watch": "webpack --config webpack.config.js --mode development --watch"
   },
diff --git a/rdmo/projects/assets/js/projects/components/helper/PendingInvitations.js b/rdmo/projects/assets/js/projects/components/helper/PendingInvitations.js
index d7322fdee..6338e0eb7 100644
--- a/rdmo/projects/assets/js/projects/components/helper/PendingInvitations.js
+++ b/rdmo/projects/assets/js/projects/components/helper/PendingInvitations.js
@@ -1,7 +1,7 @@
 import React from 'react'
 import PropTypes from 'prop-types'
 
-import { baseUrl } from 'rdmo/core/assets/js/utils/meta'
+import baseUrl from 'rdmo/core/assets/js/utils/meta'
 
 import { ROLE_LABELS } from '../../utils'
 
diff --git a/webpack.config.js b/webpack.config.js
index d1d630dd3..bf06aa321 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -108,6 +108,7 @@ const developmentConfig = {
 
 // special config for production
 const productionConfig = {
+  bail: true, // Stop the build on errors
   plugins: [
     new webpack.DefinePlugin({
       'process.env.NODE_ENV': JSON.stringify('production')
@@ -116,16 +117,38 @@ const productionConfig = {
   optimization: {
     minimize: true,
     minimizer: [new TerserPlugin()]
-  }
+  },
+}
+
+const ignorePerformanceWarnings = {
+  performance: {
+    hints: false // Suppress performance warnings in prod
+  },
+  ignoreWarnings: [ // ignore performance issues
+    { message: /performance recommendations/ },
+    { message: /asset size limit/ },
+    { message: /entrypoint size limit/ }
+  ]
 }
 
 // combine config depending on the provided --mode command line option
 module.exports = (env, argv) => {
   return configList.map(config => {
-    if (argv.mode === 'development') {
-      return merge(config, baseConfig, developmentConfig)
-    } else {
-      return merge(config, baseConfig, productionConfig)
+    switch (argv.mode) {
+
+      case 'development':
+        return merge(config, baseConfig, developmentConfig)
+
+      case 'production':
+        // testing mode is enabled via --env testing
+        if (env && env.testing) {
+          return merge(config, baseConfig, productionConfig)
+        }
+        // build:prod will fail on warnings, performance warnings are ignored
+        return merge(config, baseConfig, productionConfig, ignorePerformanceWarnings)
+
+      default:
+        throw new Error('Invalid mode')
     }
   })
 }