diff --git a/package.json b/package.json
index 7dcc6e2df0..d18b7949cc 100644
--- a/package.json
+++ b/package.json
@@ -64,6 +64,7 @@
     "moment": "^2.17.1",
     "mz": "^2.6.0",
     "mz-modules": "^1.0.0",
+    "npminstall": "^2.29.1",
     "once": "^1.3.3",
     "pedding": "^1.1.0",
     "rds": "^0.1.0",
@@ -89,9 +90,9 @@
     "test-local": "egg-bin test",
     "cov": "egg-bin cov",
     "ci": "npm run lint && npm run cov",
-    "doc-server": "./scripts/doc.js server",
-    "doc-build": "./scripts/doc.js build",
-    "doc-deploy": "./scripts/doc.js deploy",
+    "doc-server": "node ./scripts/doc.js server",
+    "doc-build": "node ./scripts/doc.js build",
+    "doc-deploy": "node ./scripts/doc.js deploy",
     "autod": "autod",
     "puml": "puml . --dest ./docs",
     "commits": "./scripts/commits.sh"
diff --git a/scripts/doc.js b/scripts/doc.js
index 04b16de8f9..3d3a060a85 100755
--- a/scripts/doc.js
+++ b/scripts/doc.js
@@ -8,12 +8,13 @@ const rimraf = require('rimraf');
 const runscript = require('runscript');
 const ghpages = require('gh-pages');
 const jsdoc = require('./jsdoc');
+const path = require('path');
 
 // The branch that pushing document
 const BRANCH = 'gh-pages';
 const DOC_PUBLISHER_NAME = 'Auto Doc Publisher';
 const DOC_PUBLISHER_EMAIL = 'docs@eggjs.org';
-process.env.PATH += `:${process.cwd()}/docs/node_modules/.bin`;
+process.env.PATH += `${path.delimiter}${process.cwd()}/docs/node_modules/.bin`;
 const EGG_VERSION = require('../package.json').version;
 const NODE_VERSION = require('../package.json').engines.node;