diff --git a/doc/spelling_wordlist.txt b/doc/spelling_wordlist.txt
index ba0b0918d7..67f0f50b03 100644
--- a/doc/spelling_wordlist.txt
+++ b/doc/spelling_wordlist.txt
@@ -47,6 +47,7 @@ gunicorn
 guid
 hardcoded
 hostname
+ics
 idempotency
 iframe
 incrementing
diff --git a/doc/user/events/email.rst b/doc/user/events/email.rst
index b20bbc328d..01225a1121 100644
--- a/doc/user/events/email.rst
+++ b/doc/user/events/email.rst
@@ -36,7 +36,7 @@ Signature
 Bcc address
     This email address will receive a copy of every event-related email.
 
-Attach calender files
+Attach calendar files
     With this option, every order confirmation mail will include an ics file with name, date and location of
     your event. It can be imported into many digital calendars.
 
diff --git a/src/pretix/control/forms/event.py b/src/pretix/control/forms/event.py
index d28c06285a..fecbb526eb 100644
--- a/src/pretix/control/forms/event.py
+++ b/src/pretix/control/forms/event.py
@@ -1,5 +1,3 @@
-from urllib.parse import urlencode, urlparse
-
 from django import forms
 from django.conf import settings
 from django.core.exceptions import ValidationError
@@ -17,6 +15,7 @@ from i18nfield.forms import (
     I18nForm, I18nFormField, I18nFormSetMixin, I18nTextarea, I18nTextInput,
 )
 from pytz import common_timezones, timezone
+from urllib.parse import urlencode, urlparse
 
 from pretix.base.channels import get_all_sales_channels
 from pretix.base.email import get_available_placeholders
@@ -754,6 +753,7 @@ def contains_web_channel_validate(val):
     if "web" not in val:
         raise ValidationError(_("The web channel must be selected to receive these emails."))
 
+
 class MailSettingsForm(SettingsForm):
     auto_fields = [
         'mail_prefix',