diff --git a/units/en/unitbonus1/introduction.mdx b/units/en/unitbonus1/introduction.mdx
index c842bab..c235c9e 100644
--- a/units/en/unitbonus1/introduction.mdx
+++ b/units/en/unitbonus1/introduction.mdx
@@ -1,6 +1,6 @@
 # Introduction [[introduction]]
 
-In this bonus unit, we'll reinforce what we learned in the first unit by teaching Huggy the Dog to fetch the stick and then [play with him directly in your browser](https://singularite.itch.io/huggy) 🐶
+In this bonus unit, we'll reinforce what we learned in the first unit by teaching Huggy the Dog to fetch the stick and then [play with him directly in your browser](https://huggingface.co/spaces/ThomasSimonini/) 🐶
 
 <img src="https://huggingface.co/datasets/huggingface-deep-rl-course/course-images/resolve/main/en/unit2/thumbnail.png" alt="Unit bonus 1 thumbnail" width="100%">