diff --git a/CHANGELOG.md b/CHANGELOG.md
index 95dd2d647..9675564c5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -23,6 +23,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Fixed
 * #1012 Return status for introspecting a nonexistent token from 401 to the correct value of 200 per [RFC 7662](https://datatracker.ietf.org/doc/html/rfc7662#section-2.2).
 * #1068 Revert #967 which incorrectly changed an API. See #1066.
+* #1056 Add missing migration triggered by [Django 4.0 changes to the migrations autodetector](https://docs.djangoproject.com/en/4.0/releases/4.0/#migrations-autodetector-changes).
 
 ## [1.6.1] 2021-12-23
 
diff --git a/oauth2_provider/migrations/0005_auto_20211222_2352.py b/oauth2_provider/migrations/0005_auto_20211222_2352.py
new file mode 100644
index 000000000..ebff59f80
--- /dev/null
+++ b/oauth2_provider/migrations/0005_auto_20211222_2352.py
@@ -0,0 +1,39 @@
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('oauth2_provider', '0004_auto_20200902_2022'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='accesstoken',
+            name='user',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='%(app_label)s_%(class)s', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='application',
+            name='user',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='%(app_label)s_%(class)s', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='grant',
+            name='user',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='%(app_label)s_%(class)s', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='idtoken',
+            name='user',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='%(app_label)s_%(class)s', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='refreshtoken',
+            name='user',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='%(app_label)s_%(class)s', to=settings.AUTH_USER_MODEL),
+        ),
+    ]