diff --git a/module3/exo3/exercice.ipynb b/module3/exo3/exercice.ipynb
index 2db1bec59a2306cb8393e92bddfc054cf2e47ea3..61bb7a6a1e11cee5b40f5f7f5a0525b62f70fae5 100644
--- a/module3/exo3/exercice.ipynb
+++ b/module3/exo3/exercice.ipynb
@@ -11,7 +11,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "## I. Contexte"
+    "## Contexte"
    ]
   },
   {
@@ -28,7 +28,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "## II. Exploitation des données"
+    "## Exploitation des données"
    ]
   },
   {
@@ -438,26 +438,6 @@
     "plt.grid(which='both', linestyle='--')\n",
     "plt.show()"
    ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {
-    "hideCode": false,
-    "hidePrompt": false
-   },
-   "outputs": [],
-   "source": []
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {
-    "hideCode": false,
-    "hidePrompt": false
-   },
-   "outputs": [],
-   "source": []
   }
  ],
  "metadata": {