diff --git a/src/server/services/data_migration_service.py b/src/server/services/data_migration_service.py
index def9a46..d66e870 100644
--- a/src/server/services/data_migration_service.py
+++ b/src/server/services/data_migration_service.py
@@ -18,13 +18,12 @@ from dataclasses import dataclass, field
 from pathlib import Path
 from typing import List, Optional
 
-from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.exc import IntegrityError
+from sqlalchemy.ext.asyncio import AsyncSession
 
 from src.core.entities.series import Serie
 from src.server.database.service import AnimeSeriesService
 
-
 logger = logging.getLogger(__name__)
 
 
diff --git a/src/server/services/startup_migration.py b/src/server/services/startup_migration.py
index 08bb05d..3843331 100644
--- a/src/server/services/startup_migration.py
+++ b/src/server/services/startup_migration.py
@@ -28,7 +28,6 @@ from src.server.services.data_migration_service import (
     get_data_migration_service,
 )
 
-
 logger = logging.getLogger(__name__)