diff --git a/README.md b/README.md
index 721fda3e..2ced7f1f 100644
--- a/README.md
+++ b/README.md
@@ -348,7 +348,7 @@ Read [CONTRIBUTING.md](/CONTRIBUTING.md) to learn how to add your own repos.
 
 #### Groovy
 
-*Solutions to AoC in Groovy.*
+* [jack-c-tang/advent-of-code-2021](https://github.com/jack-c-tang/advent-of-code-2021)
 
 #### Hamler