diff --git a/superx_budget/helpers.py b/superx_budget/helpers.py
index 34c167e..07d5c24 100644
--- a/superx_budget/helpers.py
+++ b/superx_budget/helpers.py
@@ -4,9 +4,7 @@ from pathlib import Path
 
 import openpyxl
 
-DEFAULT_RECIPIENTS = [
-    "frey@imtek.de",
-]
+DEFAULT_RECIPIENTS = ["frey@imtek.de"]
 
 
 def excel_value_as_number(value):
diff --git a/superx_budget/pyramid/__init__.py b/superx_budget/pyramid/__init__.py
index a9d86b9..635ee15 100644
--- a/superx_budget/pyramid/__init__.py
+++ b/superx_budget/pyramid/__init__.py
@@ -34,7 +34,7 @@ def main(global_config, **settings):
         config.set_root_factory(Root)
 
         config.add_request_method(
-            lambda r: Path(settings["budgets.dir"]), "budgets_dir", reify=True,
+            lambda r: Path(settings["budgets.dir"]), "budgets_dir", reify=True
         )
 
         age = int(settings.get("static_views.cache_max_age", 0))
diff --git a/superx_budget/pyramid/security.py b/superx_budget/pyramid/security.py
index c969f81..6d2c640 100644
--- a/superx_budget/pyramid/security.py
+++ b/superx_budget/pyramid/security.py
@@ -21,9 +21,7 @@ def get_user(request):
     return request.unauthenticated_userid
 
 
-@forbidden_view_config(
-    renderer="superx_budget:pyramid/templates/login.jinja2",
-)
+@forbidden_view_config(renderer="superx_budget:pyramid/templates/login.jinja2")
 def forbidden_view(request):
     return {"error": False}
 
@@ -42,9 +40,7 @@ def login(request):
     return {"error": True}
 
 
-@view_config(
-    context=Root, name="logout", permission="login",
-)
+@view_config(context=Root, name="logout", permission="login")
 def logout(request):
     headers = forget(request)
     return HTTPFound("/", headers=headers)
@@ -53,7 +49,7 @@ def logout(request):
 def includeme(config):
     settings = config.get_settings()
     authn_policy = MyAuthenticationPolicy(
-        settings["auth.secret"], hashalg="sha512",
+        settings["auth.secret"], hashalg="sha512"
     )
     config.set_authentication_policy(authn_policy)
     config.set_authorization_policy(ACLAuthorizationPolicy())
diff --git a/tests/test_superx_parser.py b/tests/test_superx_parser.py
index 3561a02..55cafbe 100644
--- a/tests/test_superx_parser.py
+++ b/tests/test_superx_parser.py
@@ -51,12 +51,7 @@ def test_get_export_metadata_raises_error(faulty_data):
 def test_skip_export_data_until_table_header_ok():
     from superx_budget.superx import _skip_export_data_until_table_header
 
-    rows = [
-        [""],
-        [""],
-        ["Kostenstelle"],
-        ["Daten"],
-    ]
+    rows = [[""], [""], ["Kostenstelle"], ["Daten"]]
     iterator = iter(rows)
     _skip_export_data_until_table_header(iterator)
     data_line = next(iterator)
@@ -68,12 +63,7 @@ def test_skip_export_data_until_table_header_raises_error():
     from superx_budget.superx import _skip_export_data_until_table_header
     from superx_budget.exceptions import SuperXParserError
 
-    rows = [
-        [""],
-        [""],
-        ["Keine Kostenstelle"],
-        ["Daten"],
-    ]
+    rows = [[""], [""], ["Keine Kostenstelle"], ["Daten"]]
     iterator = iter(rows)
     with pytest.raises(SuperXParserError):
         _skip_export_data_until_table_header(iterator)