diff --git a/llms/mlx_lm/models/gemma3_text.py b/llms/mlx_lm/models/gemma3_text.py
index da34559f..6c952b15 100644
--- a/llms/mlx_lm/models/gemma3_text.py
+++ b/llms/mlx_lm/models/gemma3_text.py
@@ -25,7 +25,6 @@ class ModelArgs(BaseModelArgs):
     rope_traditional: bool = False
     query_pre_attn_scalar: float = 256
     sliding_window: int = 512
-    rope_scaling: Optional[Dict[str, Union[float, List[float]]]] = None
     mm_tokens_per_image: int = 256
     sliding_window_pattern: int = 6