diff --git a/README.md b/README.md
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 # JT808协议
 
-[![MIT Licence](https://img.shields.io/github/license/mashape/apistatus.svg)](https://github.com/SmallChi/JT808/blob/master/LICENSE)[![FOSSA Status](https://app.fossa.io/api/projects/git%2Bgithub.com%2FSmallChi%2FJT808.svg?type=shield)](https://app.fossa.io/projects/git%2Bgithub.com%2FSmallChi%2FJT808?ref=badge_shield)[![Build Status](https://travis-ci.org/SmallChi/JT808.svg?branch=master)](https://travis-ci.org/SmallChi/JT808)
-[![Github Build Status](https://github.com/SmallChi/JT808/workflows/dotnetcore/badge.svg?branch=master)](https://github.com/SmallChi/JT808/actions?query=workflow%3Adotnetcore+branch%3Amaster)
+[![MIT Licence](https://img.shields.io/github/license/mashape/apistatus.svg)](https://github.com/SmallChi/JT808/blob/master/LICENSE)[![FOSSA Status](https://app.fossa.io/api/projects/git%2Bgithub.com%2FSmallChi%2FJT808.svg?type=shield)](https://app.fossa.io/projects/git%2Bgithub.com%2FSmallChi%2FJT808?ref=badge_shield)[![Build Status](https://travis-ci.org/SmallChi/JT808.svg?branch=master)](https://travis-ci.org/SmallChi/JT808)[![Github Build status](https://github.com/SmallChi/JT808/workflows/.NET%20Core/badge.svg)]()
 
 ## 前提条件