diff --git a/server/config/webpack.dev.js b/server/config/webpack.dev.js
index e464386..720c6c9 100644
--- a/server/config/webpack.dev.js
+++ b/server/config/webpack.dev.js
@@ -9,6 +9,7 @@ const ROOT = path.resolve(__dirname, '..', '..');
 
 module.exports = merge(baseConfig, {
   entry: ['webpack-hot-middleware/client'],
+  devtool: '#eval-source-map',
   module: {
     rules: [
       {