diff --git a/module3/chabert.ipynb b/module3/chabert.ipynb
index 1145c720acaa649b2e7d3d01b437d097008744b1..889729d80455f5abd026ee27298e052c948e27dd 100644
--- a/module3/chabert.ipynb
+++ b/module3/chabert.ipynb
@@ -25,6 +25,14 @@
     "import isoweek "
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Pour retrouver les data des symdromes grippaux\n",
+    "data_url = \"http://www.sentiweb.fr/datasets/incidence-PAY-3.csv\""
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": 2,