diff --git a/webpack.prod.js b/webpack.prod.js
index 884bc6fe3..ca6981722 100644
--- a/webpack.prod.js
+++ b/webpack.prod.js
@@ -22,7 +22,8 @@ module.exports = [
       splitChunks: {
         chunks: 'all'
       }
-    }
+    },
+    devtool: 'source-map'
   }),
   merge(htmlexport, {
     mode: 'production',