diff --git a/module2/exo1/my-test-notebook.ipynb b/module2/exo1/my-test-notebook.ipynb
index 790a4c5e97056c4d56f6b33f6a9a0d700881d374..9bfa2c92ff1fe7774ec8d4243bfe817247bc155c 100644
--- a/module2/exo1/my-test-notebook.ipynb
+++ b/module2/exo1/my-test-notebook.ipynb
@@ -13,7 +13,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "2+22"
+    "2+22+3"
    ]
   }
  ],