diff --git a/notebooks/unit4/requirements-unit4.txt b/notebooks/unit4/requirements-unit4.txt
new file mode 100644
index 0000000..1d18b22
--- /dev/null
+++ b/notebooks/unit4/requirements-unit4.txt
@@ -0,0 +1,6 @@
+gym
+git+https://github.com/ntasfi/PyGame-Learning-Environment.git
+git+https://github.com/qlan3/gym-games.git
+huggingface_hub
+imageio-ffmpeg
+pyyaml==6.0