diff --git a/build/webpack.dev.config.js b/build/webpack.dev.config.js
index 9d7a4d9..2db118b 100644
--- a/build/webpack.dev.config.js
+++ b/build/webpack.dev.config.js
@@ -24,7 +24,7 @@ const webpackConfig = merge(baseWebpackConfig, {
   performance: {
     hints: false
   },
-  devtool: 'cheap-module-eval-source-map'
+  devtool: 'source-map'
 })
 
 module.exports = webpackConfig