diff --git a/notebook/agentchat_custom_model.ipynb b/notebook/agentchat_custom_model.ipynb
index c29d38089..8af9ebf1f 100644
--- a/notebook/agentchat_custom_model.ipynb
+++ b/notebook/agentchat_custom_model.ipynb
@@ -5,7 +5,7 @@
"cell_type": "markdown",
"metadata": {},
"source": [
- "
"
+ "
"
]
},
{