diff --git a/README.md b/README.md
index 04b857ed..0c728899 100644
--- a/README.md
+++ b/README.md
@@ -519,6 +519,7 @@ Read [CONTRIBUTING.md](/CONTRIBUTING.md) to learn how to add your own repos.
 * [zsacul/AdventOfCode2021](https://github.com/zsacul/AdventOfCode2021) ![Last Commit on GitHub](https://img.shields.io/badge/last%20commit-2021--12--03-brightgreen)
 * [poyea/aoc](https://github.com/poyea/aoc) ![Last Commit on GitHub](https://img.shields.io/badge/last%20commit-2021--12--03-brightgreen)
 * [varunmehrishi/AdventOfCode2021](https://github.com/varunmehrishi/AdventOfCode2021) ![Last Commit on GitHub](https://img.shields.io/badge/last%20commit-2021--12--03-brightgreen)
+* [martinxxd/adventofcode-2021-rust](https://github.com/martinxxd/adventofcode-2021-rust) ![Last Commit on GitHub](https://img.shields.io/badge/last%20commit-2021--12--03-brightgreen)
 
 #### Smalltalk