diff --git a/biscuit/apps/chronos/menus.py b/biscuit/apps/chronos/menus.py
index cad7beaa952726d7c7aa322f1fae294b05afce74..4ac8cff53502f8a79cf776065846e3c76ef3904c 100644
--- a/biscuit/apps/chronos/menus.py
+++ b/biscuit/apps/chronos/menus.py
@@ -6,6 +6,7 @@ MENUS = {
             'name': _('Timetables'),
             'url': '#',
             'root': True,
+            'validators': ['menu_generator.validators.is_authenticated'],
             'submenu': [
                 {
                     'name': _('Timetable'),