diff --git a/biscuit/apps/chronos/views.py b/biscuit/apps/chronos/views.py
index f44a5acdfcb30b1d003b49cf9a3a29aa266e8073..ac99157032b273a3c7e904a40dedc5bb14463fac 100755
--- a/biscuit/apps/chronos/views.py
+++ b/biscuit/apps/chronos/views.py
@@ -196,8 +196,8 @@ def plan(request, plan_type, plan_id, regular="", year=None, calendar_week=None)
         "weeks": get_calendar_weeks(year=year),
         "selected_week": calendar_week,
         "selected_year": year,
-        "short_week_days": zip(SHORT_WEEK_DAYS, holidays),
-        "long_week_days": zip(LONG_WEEK_DAYS, holidays),
+        "short_week_days": zip(SHORT_WEEK_DAYS, holidays) if smart else zip(SHORT_WEEK_DAYS),
+        "long_week_days": zip(LONG_WEEK_DAYS, holidays) if smart else zip(LONG_WEEK_DAYS),
         "holidays": holidays,
         "hints": hints,
         "hints_b": hints_b,