diff --git a/bda/admin.py b/bda/admin.py
index 4f5d821a..2d289b71 100644
--- a/bda/admin.py
+++ b/bda/admin.py
@@ -288,13 +288,7 @@ class SpectacleReventeAdmin(admin.ModelAdmin):
         count = queryset.count()
         for revente in queryset.filter(
                 attribution__spectacle__date__gte=timezone.now()):
-            revente.date = timezone.now() - timedelta(hours=1)
-            revente.soldTo = None
-            revente.notif_sent = False
-            revente.tirage_done = False
-            if revente.confirmed_entry:
-                revente.confirmed_entry.clear()
-            revente.save()
+            revente.reset(new_date=timezone.now() - timedelta(hours=1))
         self.message_user(
             request,
             "%d attribution%s %s été réinitialisée%s avec succès." % (
diff --git a/bda/models.py b/bda/models.py
index c01fe727..722a3ef7 100644
--- a/bda/models.py
+++ b/bda/models.py
@@ -300,6 +300,7 @@ class SpectacleRevente(models.Model):
         self.confirmed_entry.clear()
         self.soldTo = None
         self.notif_sent = False
+        self.notif_time = None
         self.tirage_done = False
         self.shotgun = False
         self.save()