diff --git a/llama_stack/providers/remote/post_training/nvidia/post_training.py b/llama_stack/providers/remote/post_training/nvidia/post_training.py
index bacfdba0b..e14fcf0cc 100644
--- a/llama_stack/providers/remote/post_training/nvidia/post_training.py
+++ b/llama_stack/providers/remote/post_training/nvidia/post_training.py
@@ -206,10 +206,6 @@ class NvidiaPostTrainingAdapter(ModelRegistryHelper):
         model: str,
         checkpoint_dir: Optional[str],
         algorithm_config: Optional[AlgorithmConfig] = None,
-        extra_json: Optional[Dict[str, Any]] = None,
-        params: Optional[Dict[str, Any]] = None,
-        headers: Optional[Dict[str, Any]] = None,
-        **kwargs,
     ) -> NvidiaPostTrainingJob:
         """
         Fine-tunes a model on a dataset.