diff --git a/README.md b/README.md
index fb5ab25ea..df3eaa829 100644
--- a/README.md
+++ b/README.md
@@ -98,6 +98,27 @@ var art = new Artplayer({
 
 [Checkout the changelog](https://github.com/zhw2590582/ArtPlayer/blob/master/changelog.md)
 
+## Contribution
+
+Installation dependency
+
+```bash
+$ npm install
+$ npm run bootstrap
+```
+
+Run the developer mode and select the project you want to develop
+
+```bash
+$ npm run dev
+```
+
+Open web server
+
+```bash
+$ npm start
+```
+
 ## QQ Group
 
 ![QQ Group](./QQgroup.png)
diff --git a/package.json b/package.json
index 9049141c2..a0c9266b4 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,7 @@
     "del": "^5.0.0",
     "eslint": "^5.16.0",
     "eslint-config-airbnb-base": "^13.1.0",
-     "eslint-config-prettier": "^6.0.0",
+    "eslint-config-prettier": "^6.0.0",
     "eslint-plugin-import": "^2.17.3",
     "glob": "^7.1.4",
     "inquirer": "^6.3.1",