Update README.md

Author: jenksguo

README.md

@@ -24,7 +24,7 @@ Pending OpenAPI spec release
 ## How to handle OAuth 2.0 authentication & authorization?
 We have built Xero OAuth 2.0 Client. Check out [Xero.NetStandard.OAuth2Client](https://github.com/XeroAPI/Xero-NetStandard/tree/master/Xero.NetStandard.OAuth2Client)
 
-[![NuGet.org](https://img.shields.io/badge/NuGet.org-Xero.NetStandard.OAuth2Client.v1.1.0-brightgreen?style=plastic&logo=appveyor)](https://www.nuget.org/packages/Xero.NetStandard.OAuth2Client/)
+[![NuGet.org](https://img.shields.io/badge/NuGet.org-Xero.NetStandard.OAuth2Client-brightgreen?style=plastic&logo=appveyor)](https://www.nuget.org/packages/Xero.NetStandard.OAuth2Client/)
 
 To learn more about how our OAuth 2.0 flow works and how to use the OAuth 2.0 client, check out our Xero developer blog post: [Up and running with .NET and Xero OAuth 2.0](https://devblog.xero.com/getting-started-with-net-xero-oauth2-0-763ba468a916)