diff --git a/README.md b/README.md
index 0ceb0c5..6704e07 100644
--- a/README.md
+++ b/README.md
@@ -7,4 +7,5 @@
 1. Color Transfer via Discrete Optimal Transport using the sliced
    approach: [[Note]](https://codimd.math.cnrs.fr/s/s_rh7X9wF), [[Code]](https://github.com/dcoeurjo/CGDI-Practicals/tree/main/1-SlicedOptimalTransport)
 2. Rasterization, z-Buffer and Winding Numbers: [[Note]](https://codimd.math.cnrs.fr/s/1L-PBLbFW)
-3. 3d modeling and geometry processing (1): [[Note]](https://codimd.math.cnrs.fr/s/4HjiHCH9z)
+3. 3d modeling: [[Note]](https://codimd.math.cnrs.fr/s/4HjiHCH9z)
+4. Geometry Processing