diff --git a/netbox/dcim/migrations/0004_auto_20160328_2109.py b/netbox/dcim/migrations/0004_auto_20160328_2109.py
new file mode 100644
index 000000000..7928e6586
--- /dev/null
+++ b/netbox/dcim/migrations/0004_auto_20160328_2109.py
@@ -0,0 +1,29 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.1 on 2016-03-28 21:09
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('dcim', '0003_auto_20160304_1642'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='module',
+            options={'ordering': ['device', 'parent', 'name']},
+        ),
+        migrations.AddField(
+            model_name='module',
+            name='parent',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='submodules', to='dcim.Module'),
+        ),
+        migrations.AlterUniqueTogether(
+            name='module',
+            unique_together=set([('device', 'parent', 'name')]),
+        ),
+    ]