diff --git a/index.js b/index.js
index c302ba5..33e2422 100644
--- a/index.js
+++ b/index.js
@@ -3,7 +3,7 @@
 
 const { extname, join } = require('path');
 
-const config = hexo.config.feed = Object.assign({
+hexo.config.feed = Object.assign({
   type: 'atom',
   limit: 20,
   hub: '',
@@ -15,6 +15,8 @@ const config = hexo.config.feed = Object.assign({
   template: ''
 }, hexo.config.feed);
 
+const config = hexo.config.feed;
+
 let type = config.type;
 let path = config.path;
 let template = config.template;