diff --git a/style_bert_vits2/models/utils/__init__.py b/style_bert_vits2/models/utils/__init__.py
index 189f05e..b91c74a 100644
--- a/style_bert_vits2/models/utils/__init__.py
+++ b/style_bert_vits2/models/utils/__init__.py
@@ -11,10 +11,8 @@ import torch
 from numpy.typing import NDArray
 
 from style_bert_vits2.logging import logger
-from style_bert_vits2.models.utils import (
-    checkpoints,  # type: ignore
-    safetensors,  # type: ignore
-)
+from style_bert_vits2.models.utils import checkpoints  # type: ignore
+from style_bert_vits2.models.utils import safetensors  # type: ignore
 
 
 if TYPE_CHECKING:
diff --git a/style_bert_vits2/nlp/bert_models.py b/style_bert_vits2/nlp/bert_models.py
index 926b372..639025b 100644
--- a/style_bert_vits2/nlp/bert_models.py
+++ b/style_bert_vits2/nlp/bert_models.py
@@ -251,7 +251,6 @@ def unload_tokenizer(language: Languages) -> None:
         language (Languages): アンロードする BERT トークナイザーの言語
     """
 
-
     if language in __loaded_tokenizers:
         del __loaded_tokenizers[language]
         gc.collect()