diff --git a/vllm/model_executor/models/registry.py b/vllm/model_executor/models/registry.py
index fbf75c2a15412..3c8c600c2c026 100644
--- a/vllm/model_executor/models/registry.py
+++ b/vllm/model_executor/models/registry.py
@@ -386,10 +386,12 @@ def is_pp_supported_model(
     ) -> bool:
         return self.inspect_model_cls(architectures).supports_pp
 
-    def model_has_inner_state(self, architectures: Union[str, List[str]]) -> bool:
+    def model_has_inner_state(self, architectures: Union[str,
+                                                         List[str]]) -> bool:
         return self.inspect_model_cls(architectures).has_inner_state
 
-    def is_attention_free_model(self, architectures: Union[str, List[str]]) -> bool:
+    def is_attention_free_model(self, architectures: Union[str,
+                                                           List[str]]) -> bool:
         return self.inspect_model_cls(architectures).is_attention_free