diff --git a/webpack.config.js b/webpack.config.js
index 492871ff..4bab5d59 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -3,6 +3,11 @@ const webpack = 'webpack'
 
 const config = module.exports = {
   context: __dirname,
+  plugins: [
+    new webpack.DefinePlugin({
+      "process.env.NODE_ENV": `"${process.env.NODE_ENV || 'development'}"`
+    })
+  ],
   module: {
     loaders: [
       {