diff --git a/README.md b/README.md
index d690b66c..4449016a 100644
--- a/README.md
+++ b/README.md
@@ -173,7 +173,7 @@ Read [CONTRIBUTING.md](/CONTRIBUTING.md) to learn how to add your own repos.
 
 *Solutions to AoC in C#.*
 
-* [eduherminio/AoC2021]
+* [eduherminio/AoC2021](https://github.com/eduherminio/AoC2021) ![Last Commit on GitHub](https://img.shields.io/badge/last%20commit-2021--11--17-red)
 
 #### C++