diff --git a/awx/main/migrations/0021_v300_adhoc_extravars.py b/awx/main/migrations/0021_v300_adhoc_extravars.py
new file mode 100644
index 0000000000..c9fdf29963
--- /dev/null
+++ b/awx/main/migrations/0021_v300_adhoc_extravars.py
@@ -0,0 +1,34 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0020_v300_labels_changes'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='adhoccommand',
+            name='extra_vars',
+            field=models.TextField(default=b'', blank=True),
+        ),
+        migrations.AlterField(
+            model_name='credential',
+            name='kind',
+            field=models.CharField(default=b'ssh', max_length=32, choices=[(b'ssh', 'Machine'), (b'net', 'Network'), (b'scm', 'Source Control'), (b'aws', 'Amazon Web Services'), (b'rax', 'Rackspace'), (b'vmware', 'VMware vCenter'), (b'foreman', 'Red Hat Satellite 6'), (b'cloudforms', 'Red Hat CloudForms'), (b'gce', 'Google Compute Engine'), (b'azure', 'Microsoft Azure Classic (deprecated)'), (b'azure_rm', 'Microsoft Azure Resource Manager'), (b'openstack', 'OpenStack')]),
+        ),
+        migrations.AlterField(
+            model_name='inventorysource',
+            name='source',
+            field=models.CharField(default=b'', max_length=32, blank=True, choices=[(b'', 'Manual'), (b'file', 'Local File, Directory or Script'), (b'rax', 'Rackspace Cloud Servers'), (b'ec2', 'Amazon EC2'), (b'gce', 'Google Compute Engine'), (b'azure', 'Microsoft Azure Classic (deprecated)'), (b'azure_rm', 'Microsoft Azure Resource Manager'), (b'vmware', 'VMware vCenter'), (b'foreman', 'Red Hat Satellite 6'), (b'cloudforms', 'Red Hat CloudForms'), (b'openstack', 'OpenStack'), (b'custom', 'Custom Script')]),
+        ),
+        migrations.AlterField(
+            model_name='inventoryupdate',
+            name='source',
+            field=models.CharField(default=b'', max_length=32, blank=True, choices=[(b'', 'Manual'), (b'file', 'Local File, Directory or Script'), (b'rax', 'Rackspace Cloud Servers'), (b'ec2', 'Amazon EC2'), (b'gce', 'Google Compute Engine'), (b'azure', 'Microsoft Azure Classic (deprecated)'), (b'azure_rm', 'Microsoft Azure Resource Manager'), (b'vmware', 'VMware vCenter'), (b'foreman', 'Red Hat Satellite 6'), (b'cloudforms', 'Red Hat CloudForms'), (b'openstack', 'OpenStack'), (b'custom', 'Custom Script')]),
+        ),
+    ]