diff --git a/tubesync/sync/fields.py b/tubesync/sync/fields.py
index 2514c525..c04cf5a2 100644
--- a/tubesync/sync/fields.py
+++ b/tubesync/sync/fields.py
@@ -3,6 +3,25 @@ from django.db import models
 from typing import Any, Optional, Dict
 from django.utils.translation import gettext_lazy as _
 
+
+# as stolen from:
+# - https://wiki.sponsor.ajay.app/w/Types
+# - https://github.com/yt-dlp/yt-dlp/blob/master/yt_dlp/postprocessor/sponsorblock.py
+#
+# The spacing is a little odd, it is for easy copy/paste selection.
+# Please don't change it.
+# Every possible category fits in a string < 128 characters
+class SponsorBlock_Category(models.TextChoices):
+    SPONSOR = 'sponsor', _( 'Sponsor' )
+    INTRO = 'intro', _( 'Intermission/Intro Animation' )
+    OUTRO = 'outro', _( 'Endcards/Credits' )
+    SELFPROMO = 'selfpromo', _( 'Unpaid/Self Promotion' )
+    PREVIEW = 'preview', _( 'Preview/Recap' )
+    FILLER = 'filler', _( 'Filler Tangent' )
+    INTERACTION = 'interaction', _( 'Interaction Reminder' )
+    MUSIC_OFFTOPIC = 'music_offtopic', _( 'Non-Music Section' )
+
+
 # this is a form field!
 class CustomCheckboxSelectMultiple(CheckboxSelectMultiple):
     template_name = 'widgets/checkbox_select.html'
diff --git a/tubesync/sync/models.py b/tubesync/sync/models.py
index c83a5878..13692a93 100644
--- a/tubesync/sync/models.py
+++ b/tubesync/sync/models.py
@@ -23,7 +23,7 @@ from .utils import seconds_to_timestr, parse_media_format, filter_response
 from .matching import (get_best_combined_format, get_best_audio_format,
                        get_best_video_format)
 from .mediaservers import PlexMediaServer
-from .fields import CommaSepChoiceField
+from .fields import CommaSepChoiceField, SponsorBlock_Category
 
 media_file_storage = FileSystemStorage(location=str(settings.DOWNLOAD_ROOT), base_url='/media-data/')
 
@@ -114,23 +114,6 @@ class Source(models.Model):
     EXTENSION_MKV = 'mkv'
     EXTENSIONS = (EXTENSION_M4A, EXTENSION_OGG, EXTENSION_MKV)
 
-    # as stolen from:
-    # - https://wiki.sponsor.ajay.app/w/Types
-    # - https://github.com/yt-dlp/yt-dlp/blob/master/yt_dlp/postprocessor/sponsorblock.py
-    #
-    # The spacing is a little odd, it is for easy copy/paste selection.
-    # Please don't change it.
-    # Every possible category fits in a string < 128 characters
-    class SponsorBlock_Category(models.TextChoices):
-        SPONSOR = 'sponsor', _( 'Sponsor' )
-        INTRO = 'intro', _( 'Intermission/Intro Animation' )
-        OUTRO = 'outro', _( 'Endcards/Credits' )
-        SELFPROMO = 'selfpromo', _( 'Unpaid/Self Promotion' )
-        PREVIEW = 'preview', _( 'Preview/Recap' )
-        FILLER = 'filler', _( 'Filler Tangent' )
-        INTERACTION = 'interaction', _( 'Interaction Reminder' )
-        MUSIC_OFFTOPIC = 'music_offtopic', _( 'Non-Music Section' )
-
     sponsorblock_categories = CommaSepChoiceField(
         _(''),
         possible_choices=SponsorBlock_Category.choices,