diff --git a/notebooks/unit8/unit8_part1.ipynb b/notebooks/unit8/unit8_part1.ipynb
index a1862c8..aa851bf 100644
--- a/notebooks/unit8/unit8_part1.ipynb
+++ b/notebooks/unit8/unit8_part1.ipynb
@@ -7,7 +7,7 @@
         "colab_type": "text"
       },
       "source": [
-        "<a href=\"https://colab.research.google.com/github/huggingface/deep-rl-class/blob/ThomasSimonini%2FPPOPart1/notebooks/unit8_part1.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
+        "<a href=\"https://colab.research.google.com/github/huggingface/deep-rl-class/blob/main/notebooks/unit8/unit8_part1.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
       ]
     },
     {
@@ -168,6 +168,7 @@
         "!apt install python-opengl\n",
         "!apt install ffmpeg\n",
         "!apt install xvfb\n",
+        "!apt install swig cmake\n",
         "!pip install pyglet==1.5\n",
         "!pip3 install pyvirtualdisplay"
       ]
@@ -187,6 +188,17 @@
       "execution_count": null,
       "outputs": []
     },
+    {
+      "cell_type": "code",
+      "source": [
+        "!pip install setuptools==65.5.0"
+      ],
+      "metadata": {
+        "id": "Fd731S8-NuJA"
+      },
+      "execution_count": null,
+      "outputs": []
+    },
     {
       "cell_type": "markdown",
       "metadata": {