diff --git a/wagtailio/newsletter/management/commands/sync_mailchimp_campaigns.py b/wagtailio/newsletter/management/commands/sync_mailchimp_campaigns.py
index 981bdbdd..69843040 100644
--- a/wagtailio/newsletter/management/commands/sync_mailchimp_campaigns.py
+++ b/wagtailio/newsletter/management/commands/sync_mailchimp_campaigns.py
@@ -1,28 +1,40 @@
 from django.conf import settings
 from django.core.management.base import BaseCommand
 
-from wagtailio.newsletter.models import NewsletterIndexPage, NewsletterPage
-
 from mailchimp3 import MailChimp
 
+from wagtailio.newsletter.models import NewsletterIndexPage, NewsletterPage
 
-class Command(BaseCommand):
 
+class Command(BaseCommand):
     def add_arguments(self, parser):
-        parser.add_argument('--index-page-id', nargs=1, type=int, dest='index_page_id', 
-                            help='The ID of the NewsletterIndexPage to add the new pages to')
+        parser.add_argument(
+            "--index-page-id",
+            nargs=1,
+            type=int,
+            dest="index_page_id",
+            help="The ID of the NewsletterIndexPage to add the new pages to",
+        )
 
     def handle(self, **options):
-
         client = MailChimp(mc_api=settings.MAILCHIMP_API_KEY)
 
-        campaigns = client.campaigns.all(get_all=True, fields="campaigns.id,campaigns.settings.title,campaigns.send_time")
+        campaigns = client.campaigns.all(
+            get_all=True,
+            fields="campaigns.id,campaigns.settings.title,campaigns.send_time",
+        )
 
         if options["index_page_id"]:
             try:
-                index_page = NewsletterIndexPage.objects.get(id=options["index_page_id"][0])
+                index_page = NewsletterIndexPage.objects.get(
+                    id=options["index_page_id"][0]
+                )
             except NewsletterIndexPage.DoesNotExist:
-                print("NewsletterIndexPage with ID {} does not exist".format(options["index_page_id"]))
+                print(
+                    "NewsletterIndexPage with ID {} does not exist".format(
+                        options["index_page_id"]
+                    )
+                )
                 index_page = None
         else:
             index_page = NewsletterIndexPage.objects.live().public().first()
@@ -30,13 +42,19 @@ def handle(self, **options):
         if index_page:
             for campaign in campaigns["campaigns"]:
                 content = client.campaigns.content.get(campaign["id"])
-                existing_page = NewsletterPage.objects.filter(mailchimp_campaign_id=campaign["id"]).last()
+                existing_page = NewsletterPage.objects.filter(
+                    mailchimp_campaign_id=campaign["id"]
+                ).last()
 
                 if not existing_page:
                     # check if the campaign has a title, content, send time
-                    if "html" in content.keys() and "send_time" in campaign.keys() and campaign["send_time"] != "" and \
-                        "title" in campaign["settings"].keys() and campaign["settings"]["title"]:
-                        
+                    if (
+                        "html" in content.keys()
+                        and "send_time" in campaign.keys()
+                        and campaign["send_time"] != ""
+                        and "title" in campaign["settings"].keys()
+                        and campaign["settings"]["title"]
+                    ):
                         newsletter_page = NewsletterPage(
                             title=campaign["settings"]["title"],
                             mailchimp_campaign_id=campaign["id"],
@@ -47,4 +65,8 @@ def handle(self, **options):
                         index_page.add_child(instance=newsletter_page)
                         newsletter_page.save()
 
-                        print("Created new page for {}".format(campaign["settings"]["title"]))
+                        print(
+                            "Created new page for {}".format(
+                                campaign["settings"]["title"]
+                            )
+                        )
diff --git a/wagtailio/newsletter/migrations/0004_auto_20231215_2136.py b/wagtailio/newsletter/migrations/0004_auto_20231215_2136.py
index 3891d10e..5797d21e 100644
--- a/wagtailio/newsletter/migrations/0004_auto_20231215_2136.py
+++ b/wagtailio/newsletter/migrations/0004_auto_20231215_2136.py
@@ -1,29 +1,29 @@
 # Generated by Django 3.2.18 on 2023-12-15 21:36
 
 from django.db import migrations, models
+
 import wagtail.fields
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
-        ('newsletter', '0003_newsletteremailaddress_signed_up_at'),
+        ("newsletter", "0003_newsletteremailaddress_signed_up_at"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='newsletterpage',
-            name='mailchimp_campaign_content',
+            model_name="newsletterpage",
+            name="mailchimp_campaign_content",
             field=models.TextField(blank=True, null=True),
         ),
         migrations.AddField(
-            model_name='newsletterpage',
-            name='mailchimp_campaign_id',
+            model_name="newsletterpage",
+            name="mailchimp_campaign_id",
             field=models.CharField(blank=True, max_length=255, null=True),
         ),
         migrations.AlterField(
-            model_name='newsletterpage',
-            name='body',
+            model_name="newsletterpage",
+            name="body",
             field=wagtail.fields.RichTextField(blank=True, null=True),
         ),
     ]