diff --git a/module2/exo1/toy_notebook_fr.ipynb b/module2/exo1/toy_notebook_fr.ipynb
index 750fd3ccf686e399a2a67d4aa76bca1f812ef7e3..84cad38498709f361011e207094531a74175a38d 100644
--- a/module2/exo1/toy_notebook_fr.ipynb
+++ b/module2/exo1/toy_notebook_fr.ipynb
@@ -2,11 +2,11 @@
  "cells": [
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 4,
    "metadata": {},
    "outputs": [],
    "source": [
-    "# A propos de pi"
+    "# À propos du calcul de $\\pi$"
    ]
   }
  ],