diff --git a/src/pretix/presale/views/order.py b/src/pretix/presale/views/order.py
index 1b758f48b8..1964ad8bc8 100644
--- a/src/pretix/presale/views/order.py
+++ b/src/pretix/presale/views/order.py
@@ -161,7 +161,7 @@ class OrderInvoiceCreate(EventViewMixin, OrderDetailMixin, View):
             messages.error(self.request, _('An invoice for this order already exists.'))
         else:
             generate_invoice(self.order)
-            self.order.log_action('pretix.event.order.invoice.generate', user=self.request.user)
+            self.order.log_action('pretix.event.order.invoice.generate')
             messages.success(self.request, _('The invoice has been generated.'))
         return redirect(self.get_order_url())