diff --git a/billard/views.py b/billard/views.py
index 087fef1..41e3e17 100644
--- a/billard/views.py
+++ b/billard/views.py
@@ -63,9 +63,11 @@ def accounting_confirm(request, pk):
         if 'accountings' in request.POST:
             acc_ids = ast.literal_eval(request.POST['accountings'])
             if len(acc_ids) > 0:
-                Accounting.objects.filter(id__in=acc_ids).update(billed=True)
-                Accounting.objects.filter(id__in=acc_ids).update(account_user=request.user.username)
-                Accounting.objects.filter(id__in=acc_ids).update(account_tst=timezone.now())
+                Accounting.objects.filter(id__in=acc_ids).update(
+                    billed=True,
+                    account_user=request.user.username,
+                    account_tst=timezone.now(),
+                )
     resp = redirect('billard:accounting_detail', pk=pk)
     return resp