diff --git a/docs/user/advanced_examples/FHEDecisionTreeClassifier.ipynb b/docs/user/advanced_examples/FHEDecisionTreeClassifier.ipynb
index ab1839a3b..ba8ac56da 100644
--- a/docs/user/advanced_examples/FHEDecisionTreeClassifier.ipynb
+++ b/docs/user/advanced_examples/FHEDecisionTreeClassifier.ipynb
@@ -607,7 +607,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "# Conclusion"
+    "## Conclusion"
    ]
   },
   {