diff --git a/combo/data/migrations/0036_page_sub_slug.py b/combo/data/migrations/0036_page_sub_slug.py
index 3a017a18..099caeb4 100644
--- a/combo/data/migrations/0036_page_sub_slug.py
+++ b/combo/data/migrations/0036_page_sub_slug.py
@@ -15,6 +15,6 @@ class Migration(migrations.Migration):
         migrations.AddField(
             model_name='page',
             name='sub_slug',
-            field=models.CharField(blank=True, max_length=150, verbose_name='Sub Slug'),
+            field=models.CharField(blank=True, help_text='Regular expression to create variadic subpages. Matching named groups are exposed as context variables.', max_length=150, verbose_name='Sub Slug'),
         ),
     ]