diff --git a/README.md b/README.md
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@@ -1716,6 +1716,7 @@ _These libraries were placed here because none of the other categories seemed to
 - [shellwords](https://github.com/Wing924/shellwords) - A Golang library to manipulate strings according to the word parsing rules of the UNIX Bourne shell.
 - [shortid](https://github.com/teris-io/shortid) - Distributed generation of super short, unique, non-sequential, URL friendly IDs.
 - [shoutrrr](https://github.com/containrrr/shoutrrr) - Notification library providing easy access to various messaging services like slack, mattermost, gotify and smtp among others.
+- [sitemap-format](https://github.com/mingard/sitemap-format) - A simple sitemap generator, with a little syntactic sugar.
 - [stateless](https://github.com/qmuntal/stateless) - A fluent library for creating state machines.
 - [stats](https://github.com/go-playground/stats) - Monitors Go MemStats + System stats such as Memory, Swap and CPU and sends via UDP anywhere you want for logging etc...
 - [turtle](https://github.com/hackebrot/turtle) - Emojis for Go.