diff --git a/src/pretix/base/models/orders.py b/src/pretix/base/models/orders.py
index 8a07e15f6e..305659ccde 100644
--- a/src/pretix/base/models/orders.py
+++ b/src/pretix/base/models/orders.py
@@ -386,7 +386,6 @@ class Order(LockModel, LoggedModel):
         for v_id, usage_count in voucher_usages.items():
             Voucher.objects.filter(pk=v_id).update(redeemed=Greatest(0, F('redeemed') - usage_count))
 
-
         GiftCardTransaction.objects.filter(payment__order__in=orders).update(payment=None)
         GiftCardTransaction.objects.filter(refund__order__in=orders).update(refund=None)
         GiftCardTransaction.objects.filter(order__in=orders).update(order=None)