diff --git a/tipg/settings.py b/tipg/settings.py
index d14933a..98bc99a 100644
--- a/tipg/settings.py
+++ b/tipg/settings.py
@@ -63,7 +63,7 @@ class TableSettings(BaseSettings):
     fallback_key_names: List[str] = ["ogc_fid", "id", "pkey", "gid"]
     table_config: Dict[str, TableConfig] = {}
     sort_columns: bool = True
-    
+
     model_config = {
         "env_prefix": "TIPG_",
         "env_file": ".env",
@@ -143,9 +143,7 @@ class PostgresSettings(BaseSettings):
 
     # https://github.com/tiangolo/full-stack-fastapi-postgresql/blob/master/%7B%7Bcookiecutter.project_slug%7D%7D/backend/app/app/core/config.py#L42
     @field_validator("database_url", mode="before")
-    def assemble_db_connection(
-        cls, v: Optional[str], info: ValidationInfo
-    ) -> PostgresDsn:
+    def assemble_db_connection(cls, v: Optional[str], info: ValidationInfo) -> PostgresDsn:
         """Validate db url settings."""
         if isinstance(v, str):
             return PostgresDsn(v)