diff --git a/app/dashboard/views/setting.py b/app/dashboard/views/setting.py
index 59f26274..ff0762c1 100644
--- a/app/dashboard/views/setting.py
+++ b/app/dashboard/views/setting.py
@@ -207,9 +207,7 @@ def setting():
                         return redirect(url_for("dashboard.setting"))
 
                     # make sure only default_random_alias_domain_id or default_random_alias_public_domain_id is set
-                    current_user.default_random_alias_public_domain_id = (
-                        sl_domain.id
-                    )
+                    current_user.default_random_alias_public_domain_id = sl_domain.id
                     current_user.default_random_alias_domain_id = None
                 else:
                     custom_domain = CustomDomain.get_by(domain=default_domain)
diff --git a/app/models.py b/app/models.py
index 3fd198ea..2a49ab1a 100644
--- a/app/models.py
+++ b/app/models.py
@@ -523,9 +523,7 @@ class User(db.Model, ModelMixin, UserMixin):
                 return FIRST_ALIAS_DOMAIN
 
             if sl_domain.premium_only and not self.is_premium():
-                LOG.exception(
-                    "%s is not premium and cannot use %s", self, sl_domain
-                )
+                LOG.exception("%s is not premium and cannot use %s", self, sl_domain)
                 return FIRST_ALIAS_DOMAIN
 
             return sl_domain.domain