diff --git a/README.md b/README.md
index a995f500..50dacfbd 100644
--- a/README.md
+++ b/README.md
@@ -405,7 +405,7 @@ Read [CONTRIBUTING.md](/.github/CONTRIBUTING.md) to learn how to add your own re
 #### R
 
 *Solutions to AoC in R.*
-* [KT421/advent-of-code](https://github.com/KT421/advent-of-code)
+* [KT421/advent-of-code](https://github.com/KT421/advent-of-code) ![Last Commit on GitHub](https://img.shields.io/badge/last%20commit-2023--11--30-brightgreen)
 
 #### Racket