diff --git a/units/en/unit5/hands-on.mdx b/units/en/unit5/hands-on.mdx
index 0a855cf..0ca0c22 100644
--- a/units/en/unit5/hands-on.mdx
+++ b/units/en/unit5/hands-on.mdx
@@ -28,8 +28,6 @@ For more information about the certification process, check this section 👉 ht
 
 [![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/huggingface/deep-rl-class/blob/master/notebooks/unit5/unit5.ipynb)
 
-<a href="https://colab.research.google.com/github/huggingface/deep-rl-class/blob/ThomasSimonini%2FMLAgents/notebooks/unit5/unit5.ipynb" target="_parent"><img src="https://colab.research.google.com/assets/colab-badge.svg" alt="Open In Colab"/></a>
-
 # Unit 5: An Introduction to ML-Agents