diff --git a/package_tracking/__main__.py b/package_tracking/__main__.py
index 524500a..41a5788 100644
--- a/package_tracking/__main__.py
+++ b/package_tracking/__main__.py
@@ -1,9 +1,10 @@
 import logging
 
 import requests
-from . import http, secrets
 from clients.parcelsapp import ParcelsAppClient
 
+from . import http, secrets
+
 logger = logging.getLogger(__name__)
 
 
diff --git a/package_tracking/database.py b/package_tracking/database.py
index 8be04cb..19e4beb 100644
--- a/package_tracking/database.py
+++ b/package_tracking/database.py
@@ -30,7 +30,7 @@ def get_tracking_numbers() -> list[TrackingNumberEntry]:
 
 
 def add_tracking_number(tracking_number: TrackingNumberEntry) -> None:
-    FILEPATH.parent.mkdir(exist_ok=True,parents=True)
+    FILEPATH.parent.mkdir(exist_ok=True, parents=True)
     with open(FILEPATH, 'a') as f:
         f.write(tracking_number.number)
         f.write(' ')
diff --git a/package_tracking/http.py b/package_tracking/http.py
index 5d1950b..591a7a8 100644
--- a/package_tracking/http.py
+++ b/package_tracking/http.py
@@ -1,9 +1,10 @@
-import bottle
-
 import datetime
-from . import database
-from clients.parcelsapp import ParcelsAppClient
+
+import bottle
 from clients.common import ApiError
+from clients.parcelsapp import ParcelsAppClient
+
+from . import database
 
 PARCELSAPP_CLIENT: ParcelsAppClient | None = None
 
@@ -144,6 +145,7 @@ footer {
 
 TODAY = datetime.datetime.now(tz=datetime.UTC).date()
 
+
 def get_packages_from_parcels():
     tracking_entries = database.get_tracking_numbers()
     tracking_numbers = [e.number for e in tracking_entries]
@@ -164,26 +166,36 @@ def get_packages_from_parcels():
 
 def render_tracking(error_message: str | None = None, with_form: bool = False):
     tracking_results_with_name = get_packages_from_parcels()
-    tracking_results_with_name.sort(key=lambda x: x[1].latest_state().date if x[1] else TODAY, reverse=True)
-    return bottle.template(TEMPLATE, error_message=error_message, tracking_results=tracking_results_with_name, with_form=with_form)
+    tracking_results_with_name.sort(
+        key=lambda x: x[1].latest_state().date if x[1] else TODAY, reverse=True,
+    )
+    return bottle.template(
+        TEMPLATE,
+        error_message=error_message,
+        tracking_results=tracking_results_with_name,
+        with_form=with_form,
+    )
+
 
 @bottle.route('/')
 def index():
     return render_tracking(with_form=True)
 
+
 @bottle.route('/noninteraction')
 def inner():
     return render_tracking(with_form=False)
 
 
-
 @bottle.route('/add', method='POST')
 def add_tracking_number():
     number: str = bottle.request.forms.get('tracking-number')
     name: str = bottle.request.forms.get('name')
     if number is None or name is None:
         bottle.abort(400)
-    database.add_tracking_number(database.TrackingNumberEntry(number.strip(), name.strip()))
+    database.add_tracking_number(
+        database.TrackingNumberEntry(number.strip(), name.strip()),
+    )
     return bottle.redirect('/')
 
 
diff --git a/setup.py b/setup.py
index b3bcf6c..d569981 100644
--- a/setup.py
+++ b/setup.py
@@ -28,6 +28,7 @@ Once run, it exposes the following endpoints:
 PACKAGE_DESCRIPTION_SHORT = """
 Small alternative frontend for tracking packages and parcels.""".strip()
 
+
 def parse_version_file(text: str) -> str:
     text = re.sub('^#.*', '', text, flags=re.MULTILINE)
     match = re.match(r'^\s*__version__\s*=\s*(["\'])([\d\.]+)\1$', text)
@@ -36,6 +37,7 @@ def parse_version_file(text: str) -> str:
         raise Exception(msg)
     return match.group(2)
 
+
 with open(PACKAGE_NAME + '/_version.py') as f:
     version = parse_version_file(f.read())
 
diff --git a/test/test_init.py b/test/test_init.py
index 557bedf..51b902e 100644
--- a/test/test_init.py
+++ b/test/test_init.py
@@ -1,5 +1,4 @@
-
 def test_import_modules():
-    import package_tracking # noqa
-    import package_tracking.database # noqa
-    import package_tracking.http # noqa
+    import package_tracking  # noqa
+    import package_tracking.database  # noqa
+    import package_tracking.http  # noqa