diff --git a/notebooks/unit1/unit1.ipynb b/notebooks/unit1/unit1.ipynb
index aee6b51..e3af2df 100644
--- a/notebooks/unit1/unit1.ipynb
+++ b/notebooks/unit1/unit1.ipynb
@@ -104,9 +104,9 @@
         "## Prerequisites 🏗️\n",
         "Before diving into the notebook, you need to:\n",
         "\n",
-        "🔲 📝 **Done Unit 0** that gives you all the **information about the course and help you to onboard** 🤗 ADD LINK \n",
+        "🔲 📝 **[Read Unit 0](https://huggingface.co/deep-rl-course/unit0/introduction)** that gives you all the **information about the course and help you to onboard** 🤗\n",
         "\n",
-        "🔲 📚 **Develop an understanding of the foundations of Reinforcement learning** (MC, TD, Rewards hypothesis...) by doing Unit 1 👉 ADD LINK"
+        "🔲 📚 **Develop an understanding of the foundations of Reinforcement learning** (MC, TD, Rewards hypothesis...) by [reading Unit 1](https://huggingface.co/deep-rl-course/unit1/introduction)."
       ]
     },
     {