diff --git a/doc/admin/updates.rst b/doc/admin/updates.rst
index dc9cc53ff0..4447741e52 100644
--- a/doc/admin/updates.rst
+++ b/doc/admin/updates.rst
@@ -30,7 +30,7 @@ Upgrade to 4.4.0 or newer
 """""""""""""""""""""""""
 
 pretix 4.4 introduces a new data structure to store historical financial data. If you already have existing
-data in your database, you will need to backfill this data or you might get incorrect reports! This is not
+data in your database, you will need to back-fill this data or you might get incorrect reports! This is not
 done automatically as part of the usual update steps since it can take a while on large databases and you might
 want to do it in parallel while the system is already running again. Please execute the following command::
 
diff --git a/src/pretix/base/models/__init__.py b/src/pretix/base/models/__init__.py
index 894456f75c..d5f47b71c7 100644
--- a/src/pretix/base/models/__init__.py
+++ b/src/pretix/base/models/__init__.py
@@ -42,8 +42,9 @@ from .notifications import NotificationSetting
 from .orders import (
     AbstractPosition, CachedCombinedTicket, CachedTicket, CartPosition,
     InvoiceAddress, Order, OrderFee, OrderPayment, OrderPosition, OrderRefund,
-    QuestionAnswer, RevokedTicketSecret, Transaction, cachedcombinedticket_name,
-    cachedticket_name, generate_position_secret, generate_secret,
+    QuestionAnswer, RevokedTicketSecret, Transaction,
+    cachedcombinedticket_name, cachedticket_name, generate_position_secret,
+    generate_secret,
 )
 from .organizer import (
     Organizer, Organizer_SettingsStore, Team, TeamAPIToken, TeamInvite,