diff --git a/biscuit/apps/chronos/locale/de_DE/LC_MESSAGES/django.po b/biscuit/apps/chronos/locale/de_DE/LC_MESSAGES/django.po
index eee34054df3646b738f67ecf279a445e39ab67f0..e42cc09b5300778ff15cd1f4c11eab73bde1cb81 100644
--- a/biscuit/apps/chronos/locale/de_DE/LC_MESSAGES/django.po
+++ b/biscuit/apps/chronos/locale/de_DE/LC_MESSAGES/django.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-08-17 13:37+0200\n"
+"POT-Creation-Date: 2019-08-18 21:36+0200\n"
 "PO-Revision-Date: 2019-08-17 13:37+0200\n"
 "Last-Translator: Tom Teichler <tom.teichler@teckids.org>\n"
 "Language-Team: \n"
@@ -21,14 +21,14 @@ msgstr ""
 msgid "BiscuIT - Chronos (Timetables)"
 msgstr "BiscuIT - Chronos (Stundenpläne)"
 
-#: menus.py:8
-msgid "Timetable"
-msgstr "Stundenplan"
-
-#: menus.py:13
+#: menus.py:6
 msgid "Timetables"
 msgstr "Stundenpläne"
 
+#: menus.py:11
+msgid "Timetable"
+msgstr "Stundenplan"
+
 #: models.py:8
 msgid "Sunday"
 msgstr "Sonntag"
diff --git a/biscuit/apps/chronos/menus.py b/biscuit/apps/chronos/menus.py
index e37136eb21b7131fbc342c6206e61f3ec8de7d2a..0c8b89ca11c79edbb9a6c12d04014a71ad170f89 100644
--- a/biscuit/apps/chronos/menus.py
+++ b/biscuit/apps/chronos/menus.py
@@ -1,17 +1,18 @@
-from django.urls import reverse
-from django.utils.translation import gettext_lazy as _
+from django.utils.translation import gettext as _
 
-from menu import Menu, MenuItem
-
-
-menu_items = [
-    MenuItem(_('Timetable'),
-             reverse('timetable'),
-             check=lambda request: request.user.is_authenticated and request.user.is_superuser),
-]
-
-app_menu = MenuItem(_('Timetables'),
-                    '#',
-                    children=menu_items)
-
-Menu.add_item('main', app_menu)
+MENUS = {
+    'NAV_MENU_CORE': [
+        {
+            'name': _('Timetables'),
+            'url': '#',
+            'root': True,
+            'submenu': [
+                {
+                    'name': _('Timetable'),
+                    'url': 'timetable',
+                    'validators': ['menu_generator.validators.is_authenticated', 'menu_generator.validators.is_superuser']
+                }
+            ]
+        }
+    ]
+}