diff --git a/package.json b/package.json
index e8f00aa2f8..97ca40c3c9 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,8 @@
   },
   "main": "lib/index",
   "files": [
-    "lib"
+    "lib",
+    "style"
   ],
   "license": "MIT",
   "dependencies": {
diff --git a/scripts/prenpm.js b/scripts/prenpm.js
index f42f5931ae..2cea63fe93 100644
--- a/scripts/prenpm.js
+++ b/scripts/prenpm.js
@@ -7,10 +7,7 @@ var originalIndex = fs.readFileSync(path.join(cwd, 'index.js'), 'utf-8');
 var newIndex = originalIndex
   .replace(/\/components\//g, '/')
   .replace("require('./package.json').version", "require('./version')")
-  .replace("require('./style/index.less')", "require('./index.css')");
 fs.writeFileSync(path.join(cwd, 'lib/index.js'), newIndex, 'utf-8');
 fs.writeFileSync(path.join(cwd, 'lib/version.js'), "module.exports = '" + require('../package.json').version + "';", 'utf-8');
-var antdCss = path.join(cwd, 'dist/index.css');
-fs.createReadStream(antdCss)
-  .pipe(fs.createWriteStream(path.join(cwd, 'lib/index.css')));
+
 console.log('prenpm done');