diff --git a/build/rollup.config.js b/build/rollup.config.js
index 4cd5802..3988671 100644
--- a/build/rollup.config.js
+++ b/build/rollup.config.js
@@ -5,6 +5,7 @@ import babel from 'rollup-plugin-babel'
 
 export default {
   input: 'build/entry.js',
+  // input: 'src/index.js',
   output: {
     format: 'umd',
     file: 'dist/datav.map.js',