diff --git a/module2/exo1/toy_notebook_fr.ipynb b/module2/exo1/toy_notebook_fr.ipynb
index 8d7e52999d4175ff5b0d96b4eb46167312fcb41e..c0f39a1c00f54965d27384a4c47d27bb58199357 100644
--- a/module2/exo1/toy_notebook_fr.ipynb
+++ b/module2/exo1/toy_notebook_fr.ipynb
@@ -31,7 +31,9 @@
   {
    "cell_type": "code",
    "execution_count": 1,
-   "metadata": {},
+   "metadata": {
+    "hidePrompt": true
+   },
    "outputs": [],
    "source": [
     "from matplotlib import pyplot as plt\n",
@@ -106,7 +108,10 @@
   {
    "cell_type": "code",
    "execution_count": 9,
-   "metadata": {},
+   "metadata": {
+    "hideCode": false,
+    "hideOutput": true
+   },
    "outputs": [
     {
      "name": "stdout",
@@ -916,6 +921,7 @@
   }
  ],
  "metadata": {
+  "celltoolbar": "Hide code",
   "kernelspec": {
    "display_name": "Python 3",
    "language": "python",