diff --git a/README.md b/README.md
index 0ed32c2d..3ef19fa3 100644
--- a/README.md
+++ b/README.md
@@ -180,6 +180,8 @@ Read [CONTRIBUTING.md](/CONTRIBUTING.md) to learn how to add your own repos.
 * [eduherminio/AoC2021](https://github.com/eduherminio/AoC2021) ![Last Commit on GitHub](https://img.shields.io/badge/last%20commit-2021--11--17-brightgreen)
 * [encse/adventofcode](https://github.com/encse/adventofcode) ![Last Commit on GitHub](https://img.shields.io/badge/last%20commit-2021--11--27-brightgreen)
 * [viceroypenguin/adventofcode](https://github.com/viceroypenguin/adventofcode) ![Last Commit on GitHub](https://img.shields.io/badge/last%20commit-2021--11--25-brightgreen)
+* [norrbacka/aoc2021](https://github.com/norrbacka/aoc2021) ![Last Commit on GitHub](https://img.shields.io/badge/last%20commit-2021--12--01-red)
+
 
 #### C++