diff --git a/module2/exo1/toy_notebook_fr.ipynb b/module2/exo1/toy_notebook_fr.ipynb
index 2879f782d4e246d2db585f3759ce20437b63bcf3..d60c9030b67749e4d5568cc5499b228f5675e6a2 100644
--- a/module2/exo1/toy_notebook_fr.ipynb
+++ b/module2/exo1/toy_notebook_fr.ipynb
@@ -6,7 +6,7 @@
    "source": [
     "\n",
     "\n",
-    "# À propos du calcul de__ π\n",
+    "# À propos du calcul de $π$\n",
     "\n",
     "##  En demandant à la lib maths\n",
     "\n",
@@ -143,13 +143,6 @@
    "source": [
     " 4*np.mean(accept)"
    ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": []
   }
  ],
  "metadata": {