diff --git a/demo/demoapp/migrations/0018_custompermissionrelationship.py b/demo/demoapp/migrations/0018_custompermissionrelationship.py
deleted file mode 100644
index b0e6bc9b..00000000
--- a/demo/demoapp/migrations/0018_custompermissionrelationship.py
+++ /dev/null
@@ -1,23 +0,0 @@
-# Generated by Django 4.2.4 on 2023-08-28 23:05
-
-from django.db import migrations, models
-import django.db.models.deletion
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('auth', '0013_custompermission'),
-        ('demoapp', '0017_permissionrelation'),
-    ]
-
-    operations = [
-        migrations.CreateModel(
-            name='CustomPermissionRelationship',
-            fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
-                ('related_permission', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='auth.permission')),
-                ('source_permission', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='related_custom_permissions', to='auth.permission')),
-            ],
-        ),
-    ]
diff --git a/demo/demoapp/migrations/0019_custompermission.py b/demo/demoapp/migrations/0019_custompermission.py
deleted file mode 100644
index 1f3904b9..00000000
--- a/demo/demoapp/migrations/0019_custompermission.py
+++ /dev/null
@@ -1,20 +0,0 @@
-# Generated by Django 4.2.4 on 2023-08-28 23:27
-
-from django.db import migrations, models
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('demoapp', '0018_custompermissionrelationship'),
-    ]
-
-    operations = [
-        migrations.CreateModel(
-            name='CustomPermission',
-            fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
-                ('name', models.CharField(max_length=255)),
-            ],
-        ),
-    ]
diff --git a/demo/demoapp/migrations/0020_delete_custompermission.py b/demo/demoapp/migrations/0020_delete_custompermission.py
deleted file mode 100644
index 4c509164..00000000
--- a/demo/demoapp/migrations/0020_delete_custompermission.py
+++ /dev/null
@@ -1,16 +0,0 @@
-# Generated by Django 4.2.4 on 2023-08-29 20:30
-
-from django.db import migrations
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('demoapp', '0019_custompermission'),
-    ]
-
-    operations = [
-        migrations.DeleteModel(
-            name='CustomPermission',
-        ),
-    ]