diff --git a/aleksis/apps/alsijil/model_extensions.py b/aleksis/apps/alsijil/model_extensions.py
index bfa3dd7def75c3891f4cf32b0369ad7f6d7f0ee4..b503bbf8f552e31977e56e64709a019cff265cfc 100644
--- a/aleksis/apps/alsijil/model_extensions.py
+++ b/aleksis/apps/alsijil/model_extensions.py
@@ -1,8 +1,9 @@
 from datetime import date
-from calendarweek import CalendarWeek
 
 from django.db.models import Exists, F, OuterRef
 
+from calendarweek import CalendarWeek
+
 from aleksis.apps.chronos.models import LessonPeriod
 from aleksis.core.models import Group, Person
 
diff --git a/aleksis/apps/alsijil/views.py b/aleksis/apps/alsijil/views.py
index 77f69af3c8ebf297e8c5e1326e3829ae108ebe86..b4c5ac787b7a5a1cea1a07e1c538f02f88cfff89 100644
--- a/aleksis/apps/alsijil/views.py
+++ b/aleksis/apps/alsijil/views.py
@@ -1,4 +1,3 @@
-from calendarweek import CalendarWeek
 from datetime import date, datetime, timedelta
 from typing import Optional
 
@@ -10,6 +9,7 @@ from django.shortcuts import get_object_or_404, redirect, render
 from django.urls import reverse
 from django.utils.translation import ugettext as _
 
+from calendarweek import CalendarWeek
 from django_tables2 import RequestConfig
 
 from aleksis.apps.chronos.models import LessonPeriod