diff --git a/bookwyrm/forms.py b/bookwyrm/forms.py
index 6cc81c04..3b3751ee 100644
--- a/bookwyrm/forms.py
+++ b/bookwyrm/forms.py
@@ -76,7 +76,16 @@ class ReviewForm(CustomForm):
 class CommentForm(CustomForm):
     class Meta:
         model = models.Comment
-        fields = ["user", "book", "content", "content_warning", "sensitive", "privacy", "progress", "mode"]
+        fields = [
+            "user",
+            "book",
+            "content",
+            "content_warning",
+            "sensitive",
+            "privacy",
+            "progress",
+            "mode",
+        ]
 
 
 class QuotationForm(CustomForm):
diff --git a/bookwyrm/migrations/0055_auto_20210321_0025.py b/bookwyrm/migrations/0055_auto_20210321_0025.py
index 446181f9..d7b4b518 100644
--- a/bookwyrm/migrations/0055_auto_20210321_0025.py
+++ b/bookwyrm/migrations/0055_auto_20210321_0025.py
@@ -7,18 +7,28 @@ from django.db import migrations, models
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0054_auto_20210319_1942'),
+        ("bookwyrm", "0054_auto_20210319_1942"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='comment',
-            name='mode',
-            field=models.CharField(blank=True, choices=[('PG', 'page'), ('PCT', 'percent')], default='PG', max_length=3, null=True),
+            model_name="comment",
+            name="mode",
+            field=models.CharField(
+                blank=True,
+                choices=[("PG", "page"), ("PCT", "percent")],
+                default="PG",
+                max_length=3,
+                null=True,
+            ),
         ),
         migrations.AddField(
-            model_name='comment',
-            name='progress',
-            field=models.IntegerField(blank=True, null=True, validators=[django.core.validators.MinValueValidator(0)]),
+            model_name="comment",
+            name="progress",
+            field=models.IntegerField(
+                blank=True,
+                null=True,
+                validators=[django.core.validators.MinValueValidator(0)],
+            ),
         ),
     ]
diff --git a/bookwyrm/models/readthrough.py b/bookwyrm/models/readthrough.py
index b76b9022..1a5fcb0d 100644
--- a/bookwyrm/models/readthrough.py
+++ b/bookwyrm/models/readthrough.py
@@ -8,6 +8,7 @@ from .base_model import BookWyrmModel
 
 class ProgressMode(models.TextChoices):
     """ types of prgress available """
+
     PAGE = "PG", "page"
     PERCENT = "PCT", "percent"
 
diff --git a/bookwyrm/models/status.py b/bookwyrm/models/status.py
index 60c00f5a..9db67726 100644
--- a/bookwyrm/models/status.py
+++ b/bookwyrm/models/status.py
@@ -232,9 +232,15 @@ class Comment(Status):
 
     # this is it's own field instead of a foreign key to the progress update
     # so that the update can be deleted without impacting the status
-    progress = models.IntegerField(validators=[MinValueValidator(0)], null=True, blank=True)
+    progress = models.IntegerField(
+        validators=[MinValueValidator(0)], null=True, blank=True
+    )
     mode = models.CharField(
-        max_length=3, choices=ProgressMode.choices, default=ProgressMode.PAGE, null=True, blank=True
+        max_length=3,
+        choices=ProgressMode.choices,
+        default=ProgressMode.PAGE,
+        null=True,
+        blank=True,
     )
 
     @property