diff --git a/config/plugin.config.js b/config/plugin.config.js
index 44ded31..b9e842d 100644
--- a/config/plugin.config.js
+++ b/config/plugin.config.js
@@ -1,6 +1,6 @@
 // Change theme plugin
 
-// import MergeLessPlugin from 'antd-pro-merge-less';
+import MergeLessPlugin from 'antd-pro-merge-less';
 import AntDesignThemePlugin from 'antd-theme-webpack-plugin';
 import path from 'path';
 
@@ -11,13 +11,12 @@ export default config => {
     const outFile = path.join(__dirname, '../.temp/ant-design-pro.less');
     const stylesDir = path.join(__dirname, '../src/');
 
-    // mac os下有bug, 暂时先注释掉
-    /*config.plugin('merge-less').use(MergeLessPlugin, [
+    config.plugin('merge-less').use(MergeLessPlugin, [
       {
         stylesDir,
         outFile,
       },
-    ]);*/
+    ]);
 
     config.plugin('ant-design-theme').use(AntDesignThemePlugin, [
       {
diff --git a/package.json b/package.json
index d85fa4c..4da31ef 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,6 @@
     "lodash-decorators": "^6.0.0",
     "memoize-one": "^5.0.0",
     "moment": "^2.22.2",
-    "npm": "^6.5.0",
     "numeral": "^2.0.6",
     "nzh": "^1.0.3",
     "omit.js": "^1.0.0",