diff --git a/README.md b/README.md
index c62035e3..b5eba92c 100644
--- a/README.md
+++ b/README.md
@@ -394,7 +394,7 @@ Read [CONTRIBUTING.md](/CONTRIBUTING.md) to learn how to add your own repos.
 
 *Solutions to AoC in Racket.*
 
-* [Bogdanp/aoc2021](https://github.com/Bogdanp/aoc2021)
+* [Bogdanp/aoc2021](https://github.com/Bogdanp/aoc2021) ![Last Commit on GitHub](https://img.shields.io/badge/last%20commit-2021--12--01-red)
 * [lojic/LearningRacket](https://github.com/lojic/LearningRacket) ![Last Commit on GitHub](https://img.shields.io/badge/last%20commit-2021--11--30-brightgreen)
 
 #### Raku