diff --git a/README.md b/README.md
index 1a509f2435e4a705d44efb6c72d1fb18918f923e..3954f10898346f47cfa76ca8a6e9460b20cd1455 100644
--- a/README.md
+++ b/README.md
@@ -34,6 +34,7 @@ Check the here the [TODO list](TODO).
 - [Google collab: hotwheels C wrapper](https://colab.research.google.com/drive/1CjmosUB0a2A3H1YdMe5vNVrFIUSRy8Ow)
 - [Google collab: use the octree with multiple particles per leaf](https://colab.research.google.com/drive/1EObmEt7XK56EpwHh7PQ-viR7PHZ5H0pl)
 - [Google collab: run the octree build on GPU](https://colab.research.google.com/drive/1GmlFxnou2geo_pRzeOMebVVKAIhPZbM9)
+- [GPU vs CPU octree build on Leonardo BOOSTER](test_gpu_treebuild_on_leonardo.md)
 - [A PM DMO run with arbitrary refinement levels and fixed timesteps](run_pm_dmo_NFW_fixed_timestep.md)
 - **soon:** A cosmological PM DMO run with fixed timesteps