diff --git a/notebooks/langgraph_agent_simple.ipynb b/notebooks/langgraph_agent_simple.ipynb
index b5905b2..948d1eb 100644
--- a/notebooks/langgraph_agent_simple.ipynb
+++ b/notebooks/langgraph_agent_simple.ipynb
@@ -360,7 +360,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 18,
+   "execution_count": null,
    "id": "53b89690",
    "metadata": {},
    "outputs": [
@@ -445,7 +445,7 @@
     }
    ],
    "source": [
-    "a = stream_graph_updates(user_input, graph)"
+    "stream_graph_updates(user_input, graph)"
    ]
   },
   {