diff --git a/bda/views.py b/bda/views.py
index dd53dbd2..df8274c4 100644
--- a/bda/views.py
+++ b/bda/views.py
@@ -251,10 +251,10 @@ def do_tirage(request, tirage_id):
                 form.cleaned_data['token'])
         tirage_elt.enable_do_tirage = False
         tirage_elt.save()
-        for (show, members, _) in results:
-            for (member, _, _, _) in members:
-                attrib = Attribution(spectacle=show, participant=member)
-                attrib.save()
+        Attribution.objects.bulk_create([
+            Attribution(spectacle=show, participant=member)
+            for show, members, _ in results
+            for member, _, _, _ in members])
         return render(request, "bda-attrib-extra.html", data)
     else:
         return render(request, "bda-attrib.html", data)