diff --git a/app/assets/javascripts/src/Metamaps.Views.js b/app/assets/javascripts/src/Metamaps.Views.js
index 8d856ec2..89967b07 100644
--- a/app/assets/javascripts/src/Metamaps.Views.js
+++ b/app/assets/javascripts/src/Metamaps.Views.js
@@ -16,7 +16,7 @@ Metamaps.Views.init = function () {
   Metamaps.Views.MapperCard = Backbone.View.extend({
     template: Hogan.compile($('#mapperCardTemplate').html()),
 
-    tagNamea: 'div',
+    tagName: 'div',
 
     className: 'mapper',
 
diff --git a/webpack.config.js b/webpack.config.js
index 4bab5d59..87881667 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -1,13 +1,22 @@
-const path = 'path'
-const webpack = 'webpack'
+const path = require('path')
+const webpack = require('webpack')
+
+const NODE_ENV = process.env.NODE_ENV || 'development'
+
+const plugins = [
+  new webpack.DefinePlugin({
+    "process.env.NODE_ENV": `"${NODE_ENV}"`
+  })
+]
+if (NODE_ENV === 'production') {
+  plugins.push(new webpack.optimize.UglifyJsPlugin({
+    compress: { warnings: false }
+  }))
+}
 
 const config = module.exports = {
   context: __dirname,
-  plugins: [
-    new webpack.DefinePlugin({
-      "process.env.NODE_ENV": `"${process.env.NODE_ENV || 'development'}"`
-    })
-  ],
+  plugins,
   module: {
     loaders: [
       {