diff --git a/src/agenda_culturel/models.py b/src/agenda_culturel/models.py
index 6570b4b..d4853a6 100644
--- a/src/agenda_culturel/models.py
+++ b/src/agenda_culturel/models.py
@@ -690,8 +690,8 @@ class Event(models.Model):
             end_day = self.get_consolidated_end_day(False)
             if end_day != self.start_day and self.end_time and self.end_time < time(8):
                 if isinstance(end_day, str):
-                    end_day = date.fromisoformat(str(end_day))
-                return parse_date(end_day) + timedelta(days=-1)
+                    end_day = parse_date(end_day)
+                return end_day + timedelta(days=-1)
             else:
                 return end_day
         else: