diff --git a/module2/exo1/toy_notebook_fr.ipynb b/module2/exo1/toy_notebook_fr.ipynb
index b11a9194f761d8951ecd6846e79ab31793b8da5f..959928d0b1a4088aa69eccde7d8825dd7b0bbd13 100644
--- a/module2/exo1/toy_notebook_fr.ipynb
+++ b/module2/exo1/toy_notebook_fr.ipynb
@@ -1,13 +1,18 @@
 {
  "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# A propos du calcul de $\\pi$\n"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": null,
    "metadata": {},
    "outputs": [],
-   "source": [
-    "# A propos du calcul de $\\pi$"
-   ]
+   "source": []
   }
  ],
  "metadata": {