diff --git a/libs/langchain/tests/unit_tests/chat_models/test_base.py b/libs/langchain/tests/unit_tests/chat_models/test_base.py
index 853a0d29488..670d85e9a7a 100644
--- a/libs/langchain/tests/unit_tests/chat_models/test_base.py
+++ b/libs/langchain/tests/unit_tests/chat_models/test_base.py
@@ -107,14 +107,14 @@ def test_configurable() -> None:
             "disable_streaming": False,
             "disabled_params": None,
             "model_name": "gpt-4o",
-            "temperature": 0.7,
+            "temperature": None,
             "model_kwargs": {},
             "openai_api_key": SecretStr("foo"),
             "openai_api_base": None,
             "openai_organization": None,
             "openai_proxy": None,
             "request_timeout": None,
-            "max_retries": 2,
+            "max_retries": None,
             "presence_penalty": None,
             "reasoning_effort": None,
             "frequency_penalty": None,
@@ -123,7 +123,7 @@ def test_configurable() -> None:
             "top_logprobs": None,
             "logit_bias": None,
             "streaming": False,
-            "n": 1,
+            "n": None,
             "top_p": None,
             "max_tokens": None,
             "tiktoken_model_name": None,