diff --git a/libs/standard-tests/langchain_standard_tests/integration_tests/chat_models.py b/libs/standard-tests/langchain_standard_tests/integration_tests/chat_models.py
index 25091fc7e1ce7..5c23376a91703 100644
--- a/libs/standard-tests/langchain_standard_tests/integration_tests/chat_models.py
+++ b/libs/standard-tests/langchain_standard_tests/integration_tests/chat_models.py
@@ -59,7 +59,6 @@ def _validate_tool_call_message_no_args(message: BaseMessage) -> None:
 
 
 class ChatModelIntegrationTests(ChatModelTests):
-
     @property
     def standard_chat_model_params(self) -> dict:
         return {}