diff --git a/module3/exo1/analyse-syndrome-grippal.ipynb b/module3/exo1/analyse-syndrome-grippal.ipynb
index 1314fa7eb19aa612dffce9f15536f3ce6d64df15..b063fa4ed1647c8a915c9a126eab57424ca6fbbd 100644
--- a/module3/exo1/analyse-syndrome-grippal.ipynb
+++ b/module3/exo1/analyse-syndrome-grippal.ipynb
@@ -37,6 +37,13 @@
     "data_url = \"http://www.sentiweb.fr/datasets/incidence-PAY-3.csv\""
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "On télécharge le fichier si celui ci n'est pas present."
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": 23,