diff --git a/README.md b/README.md
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@@ -270,7 +270,8 @@ Read [CONTRIBUTING.md](/CONTRIBUTING.md) to learn how to add your own repos.
 * [ventrosky/advent-of-code-2021](https://github.com/ventrosky/advent-of-code-2021) ![Last Commit on GitHub](https://img.shields.io/badge/last%20commit-2021--12--15-brightgreen)
 * [madbence/aoc-21-clj](https://github.com/madbence/aoc-21-clj) ![Last Commit on GitHub](https://img.shields.io/badge/last%20commit-2021--12--16-brightgreen)
 * [amrittuladhar/adventofcode](https://github.com/amrittuladhar/adventofcode) ![Last Commit on GitHub](https://img.shields.io/badge/last%20commit-2021--12--17-brightgreen)
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+* [erdos/advent-of-code](https://github.com/erdos/advent-of-code) ![Last Commit on GitHub](https://img.shields.io/github/last-commit/erdos/advent-of-code)
+ 
 #### Common Lisp
 
 *Solutions to AoC in Common Lisp.*