diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..50fead3
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,20 @@
+The MIT License (MIT)
+
+Copyright (c) 2019 Null
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
\ No newline at end of file
diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 
 ### 项目简介
-[![Build Status](https://travis-ci.org/xiaoxiaolulu/BotChatContrast.svg?branch=master)](https://travis-ci.org/xiaoxiaolulu/BotChatContrast) [![Coverage Status](https://coveralls.io/repos/github/xiaoxiaolulu/BotChatContrast/badge.svg)](https://coveralls.io/github/xiaoxiaolulu/BotChatContrast) ![python version](https://img.shields.io/badge/python-3.4%7C3.5%7C3.6%7C3.7-blue.svg)
+[![LICENSE](https://img.shields.io/badge/license-MIT-green.svg)](https://github.com/xiaoxiaolulu/BotChatContrast/blob/master/LICENSE) [![Build Status](https://travis-ci.org/xiaoxiaolulu/BotChatContrast.svg?branch=master)](https://travis-ci.org/xiaoxiaolulu/BotChatContrast) [![Coverage Status](https://coveralls.io/repos/github/xiaoxiaolulu/BotChatContrast/badge.svg)](https://coveralls.io/github/xiaoxiaolulu/BotChatContrast) [![python version](https://img.shields.io/badge/python-3.4%7C3.5%7C3.6%7C3.7-blue.svg)](https://github.com/xiaoxiaolulu/BotChatContrast)
 
 BotChatContrast 是一款以Excel进行用例维护的聊天机器人文本回复对比小工具