diff --git a/webpack.config.js b/webpack.config.js
index f4cbeae6..ba155a5e 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -20,6 +20,7 @@ const clientBuild = {
     mode: 'production',
     entry: './src/twig.js',
     target: 'web',
+    devtool: '#source-map',
     node: {
         __dirname: false,
         __filename: false
@@ -50,6 +51,7 @@ const clientBuild = {
     optimization: {
         minimize: true,
         minimizer: [new TerserJsPlugin({
+            sourceMap: true,
             include: /\.min\.js$/
         })]
     }