diff --git a/docs/backend/native_api.ipynb b/docs/backend/native_api.ipynb
index 1bb1fcf2a..c16c6c0e1 100644
--- a/docs/backend/native_api.ipynb
+++ b/docs/backend/native_api.ipynb
@@ -113,7 +113,12 @@
     "assert response_json[\"model_path\"] == \"qwen/qwen2.5-0.5b-instruct\"\n",
     "assert response_json[\"is_generation\"] is True\n",
     "assert response_json[\"tokenizer_path\"] == \"qwen/qwen2.5-0.5b-instruct\"\n",
-    "assert response_json.keys() == {\"model_path\", \"is_generation\", \"tokenizer_path\"}"
+    "assert response_json.keys() == {\n",
+    "    \"model_path\",\n",
+    "    \"is_generation\",\n",
+    "    \"tokenizer_path\",\n",
+    "    \"preferred_sampling_params\",\n",
+    "}"
    ]
   },
   {