diff --git a/README.md b/README.md
index a11158e24..3615d517c 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,7 @@
 [![Build Status](https://travis-ci.org/v2ray/v2ray-core.svg?branch=master)](https://travis-ci.org/v2ray/v2ray-core)
 [![Coverage Status](https://coveralls.io/repos/v2ray/v2ray-core/badge.svg?branch=master&service=github)](https://coveralls.io/github/v2ray/v2ray-core?branch=master)
 [![GoDoc](https://godoc.org/github.com/v2ray/v2ray-core?status.svg)](https://godoc.org/github.com/v2ray/v2ray-core)
+![License](https://img.shields.io/github/license/v2ray/v2ray-core.svg)
 
 [中文](https://github.com/V2Ray/v2ray-core/blob/master/README.md) | [English](https://github.com/V2Ray/v2ray-core/blob/master/spec/en/README.md)
 
diff --git a/spec/en/README.md b/spec/en/README.md
index 4d4e24535..8a801d428 100644
--- a/spec/en/README.md
+++ b/spec/en/README.md
@@ -3,6 +3,7 @@
 [![Build Status](https://travis-ci.org/v2ray/v2ray-core.svg?branch=master)](https://travis-ci.org/v2ray/v2ray-core)
 [![Coverage Status](https://coveralls.io/repos/v2ray/v2ray-core/badge.svg?branch=master&service=github)](https://coveralls.io/github/v2ray/v2ray-core?branch=master)
 [![GoDoc](https://godoc.org/github.com/v2ray/v2ray-core?status.svg)](https://godoc.org/github.com/v2ray/v2ray-core)
+![License](https://img.shields.io/github/license/v2ray/v2ray-core.svg)
 
 [中文](https://github.com/V2Ray/v2ray-core/blob/master/README.md) | [English](https://github.com/V2Ray/v2ray-core/blob/master/spec/en/README.md)