diff --git a/examples/vanilla/webpack.config.js b/examples/vanilla/webpack.config.js
index 32e454fe7..98148c3e6 100644
--- a/examples/vanilla/webpack.config.js
+++ b/examples/vanilla/webpack.config.js
@@ -3,7 +3,6 @@ const path = require('path');
 
 module.exports = {
     devtool: 'inline-source-map',
-    mode: 'development',
 	entry: './src/index.ts',
 	output: {
 		filename: 'main.js',