diff --git a/docs/notebooks/nvidia/Llama_Stack_NVIDIA_E2E_Flow.ipynb b/docs/notebooks/nvidia/Llama_Stack_NVIDIA_E2E_Flow.ipynb
index b3b8daf15..e26d2f14c 100644
--- a/docs/notebooks/nvidia/Llama_Stack_NVIDIA_E2E_Flow.ipynb
+++ b/docs/notebooks/nvidia/Llama_Stack_NVIDIA_E2E_Flow.ipynb
@@ -638,7 +638,7 @@
     "res = requests.post(\n",
     "    url=f\"{NIM_URL}/v1/completions\",\n",
     "    json={\n",
-    "        \"model\": f\"{namespace}/{CUSTOMIZED_MODEL_DIR}\",\n",
+    "        \"model\": f\"{NAMESPACE}/{CUSTOMIZED_MODEL_DIR}\",\n",
     "        \"prompt\": sample_prompt,\n",
     "        \"max_tokens\": 20,\n",
     "        \"temperature\": 0.7,\n",