diff --git a/README.md b/README.md
index 3a3d8f8..e2cb33e 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# [Wide](https://github.com/b3log/wide) [![Build Status](https://img.shields.io/travis/b3log/wide.svg?style=flat)](https://travis-ci.org/b3log/wide) [![Coverage Status](https://img.shields.io/coveralls/b3log/wide.svg?style=flat)](https://coveralls.io/r/b3log/wide) [![Apache License](http://img.shields.io/badge/license-apache2-orange.svg?style=flat)](http://www.apache.org/licenses/LICENSE-2.0) [![API Documentation](http://img.shields.io/badge/godoc-reference-blue.svg?style=flat)](http://godoc.org/github.com/b3log/wide) [![Download](http://img.shields.io/badge/download-~4.3K-red.svg?style=flat)](http://pan.baidu.com/s/1dD3XwOT)
+# [Wide](https://github.com/b3log/wide) [![Build Status](https://img.shields.io/travis/b3log/wide.svg?style=flat)](https://travis-ci.org/b3log/wide) [![Go Report Card](https://goreportcard.com/badge/github.com/b3log/wide)](https://goreportcard.com/report/github.com/b3log/wide) [![Coverage Status](https://img.shields.io/coveralls/b3log/wide.svg?style=flat)](https://coveralls.io/r/b3log/wide) [![Apache License](http://img.shields.io/badge/license-apache2-orange.svg?style=flat)](http://www.apache.org/licenses/LICENSE-2.0) [![API Documentation](http://img.shields.io/badge/godoc-reference-blue.svg?style=flat)](http://godoc.org/github.com/b3log/wide) [![Download](http://img.shields.io/badge/download-~4.3K-red.svg?style=flat)](http://pan.baidu.com/s/1dD3XwOT)
 
 _Have a [try](http://wide.b3log.org/signup) first, then [download](http://pan.baidu.com/s/1dD3XwOT) and setup it on your local area network, enjoy yourself!_