diff --git a/src/agenda_culturel/calendar.py b/src/agenda_culturel/calendar.py
index ad28967..cd220b5 100644
--- a/src/agenda_culturel/calendar.py
+++ b/src/agenda_culturel/calendar.py
@@ -238,7 +238,7 @@ class CalendarList:
             Q(other_versions__isnull=True) |
             Q(other_versions__representative=F('pk')) |
             Q(other_versions__representative__isnull=True)
-        ).order_by("start_time").prefetch_related("exact_location").prefetch_related("category").prefetch_related("other_versions")
+        ).order_by("start_time", "title").prefetch_related("exact_location").prefetch_related("category").prefetch_related("other_versions")
 
         firstdate = datetime.fromordinal(self.c_firstdate.toordinal())
         if firstdate.tzinfo is None or firstdate.tzinfo.utcoffset(firstdate) is None: