diff --git a/module2/exo2/exercice.ipynb b/module2/exo2/exercice.ipynb
index f13b7a9e875ec97a2e27f24f374b7372d45a82e6..4729f41203c559c020131769f35e4be260d813e8 100644
--- a/module2/exo2/exercice.ipynb
+++ b/module2/exo2/exercice.ipynb
@@ -1,5 +1,12 @@
 {
  "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Exo 2-2"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": 8,