diff --git a/notebooks/cognee_demo.ipynb b/notebooks/cognee_demo.ipynb
index 3246a5246..67bb4e07f 100644
--- a/notebooks/cognee_demo.ipynb
+++ b/notebooks/cognee_demo.ipynb
@@ -788,7 +788,7 @@
    "source": [
     "from cognee.api.v1.search import SearchType\n",
     "\n",
-    "node = (await vector_engine.search(\"Entity_name\", \"sarah.nguyen@example.com\"))[0]\n",
+    "node = (await vector_engine.search(\"entity_name\", \"sarah.nguyen@example.com\"))[0]\n",
     "node_name = node.payload[\"text\"]\n",
     "\n",
     "search_results = await cognee.search(SearchType.SUMMARIES, query_text = node_name)\n",