diff --git a/plugin/npm-module/utils/parser.js b/plugin/npm-module/utils/parser.js
index dba44cd..3358847 100644
--- a/plugin/npm-module/utils/parser.js
+++ b/plugin/npm-module/utils/parser.js
@@ -1,4 +1,5 @@
 module.exports = (stats, target) => {
+  console.log(stats.chunks);
   stats.assets = stats.assets.filter(asset => asset.name !== target);
 
   return {
@@ -18,11 +19,13 @@ module.exports = (stats, target) => {
     chunks: stats.chunks.map(chunk => ({
       size: chunk.size,
       files: chunk.files,
-      modules: chunk.modules.map(module => ({
-        name: module.name,
-        size: module.size,
-        id: module.id,
-      })),
+      modules: chunk.modules ?
+        chunk.modules.map(module => ({
+          name: module.name,
+          size: module.size,
+          id: module.id,
+        }))
+        : [],
     })),
 
   };
diff --git a/webpack.config.js b/webpack.config.js
index 0a472e0..4d8f421 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -15,7 +15,6 @@ module.exports = (env) => {
   const common = merge([
     {
       entry: {
-        // vendor: ['react', 'react-dom'],
         app: PATHS.app,
       },
       
@@ -55,12 +54,9 @@ module.exports = (env) => {
         ],
       },
     },
-    // utils.extractCSS(),
     utils.purifyCSS({
       paths: glob.sync(`${PATHS.app}/**/*.js`, { nodir: true }),
     }),
-    // utils.extractVendorCode(),
-    // utils.uglifyJS(),
   ]);
 
   const development = {