diff --git a/custom_components/mail_and_packages/config_flow.py b/custom_components/mail_and_packages/config_flow.py
index 58d89d2f..039f2246 100644
--- a/custom_components/mail_and_packages/config_flow.py
+++ b/custom_components/mail_and_packages/config_flow.py
@@ -295,7 +295,9 @@ def _get_default(key: str, fallback_default: Any = None) -> None:
 
     return vol.Schema(
         {
-            vol.Required(CONF_STORAGE, default=_get_default(CONF_STORAGE, DEFAULT_STORAGE)): cv.string,
+            vol.Required(
+                CONF_STORAGE, default=_get_default(CONF_STORAGE, DEFAULT_STORAGE)
+            ): cv.string,
         }
     )