diff --git a/libs/partners/openai/tests/integration_tests/chat_models/test_base_standard.py b/libs/partners/openai/tests/integration_tests/chat_models/test_base_standard.py
index 302b8ab0327..a4c622bdc3b 100644
--- a/libs/partners/openai/tests/integration_tests/chat_models/test_base_standard.py
+++ b/libs/partners/openai/tests/integration_tests/chat_models/test_base_standard.py
@@ -75,7 +75,7 @@ class TestOpenAIStandard(ChatModelIntegrationTests):
         return _invoke(llm, input_, stream)
 
     def invoke_with_reasoning_output(self, *, stream: bool = False) -> AIMessage:
-        llm = ChatOpenAI(model="o1-mini", stream_usage=True, temperature=1)
+        llm = ChatOpenAI(model="gpt-5-nano", reasoning_effort="medium")
         input_ = (
             "explain  the relationship between the 2008/9 economic crisis and the "
             "startup ecosystem in the early 2010s"