diff --git a/README.md b/README.md
index d8118d8..a92523d 100644
--- a/README.md
+++ b/README.md
@@ -1,18 +1,19 @@
 # spec
 
-eslint/stylelint/prettier config.
+Easy to use eslint/stylelint/prettier. And spec means specification.
 
 ## Features
 
 - [x] eslint
 - [x] stylelint
-- [ ] prettier
 - [x] eslint support TypeScript
+- [x] commitlint
+- [ ] prettier
 
 ## Install
 
 ```bash
-$ npm i --save-dev @ice/spec eslint stylelint
+$ npm i --save-dev @ice/spec eslint stylelint @commitlint/cli
 ```
 
 ## Usage
@@ -47,6 +48,16 @@ const { stylelint } = require('@ice/spec');
 module.exports = stylelint;
 ```
 
+### commitlint [rules](https://github.com/conventional-changelog/commitlint/tree/master/@commitlint/config-conventional)
+
+in `.commitlintrc.js`
+
+```js
+const { commitlint } = require('@ice/spec');
+
+module.exports = commitlint;
+```
+
 ## FAQ
 
 ### Custom config
diff --git a/lib/commitlint.js b/lib/commitlint.js
new file mode 100644
index 0000000..dfd2d74
--- /dev/null
+++ b/lib/commitlint.js
@@ -0,0 +1,4 @@
+// https://github.com/conventional-changelog/commitlint/tree/master/@commitlint/config-conventional
+const config = require('@commitlint/config-conventional');
+
+module.exports = config;
diff --git a/lib/index.js b/lib/index.js
index da48347..1674afd 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -2,6 +2,7 @@ module.exports = {
   eslint: require('./eslint'),
   tslint: require('./tslint'),
   stylelint: require('./stylelint'),
+  commitlint: require('./commitlint'),
   prettier: require('./prettier'),
   // deprecated, please use tslint
   eslintTS: require('./tslint'),
diff --git a/package.json b/package.json
index 9e5d1a9..2112d4f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ice/spec",
-  "version": "0.1.6",
+  "version": "0.1.7",
   "description": "eslint/stylelint/editorconfig",
   "main": "lib/index.js",
   "scripts": {
@@ -24,6 +24,7 @@
     "stylelint": "^10.0.0"
   },
   "dependencies": {
+    "@commitlint/config-conventional": "^8.1.0",
     "@typescript-eslint/eslint-plugin": "^1.11.0",
     "@typescript-eslint/parser": "^1.11.0",
     "babel-eslint": "^10.0.2",