diff --git a/boards/migrations/0016_auto_20150421_1803.py b/boards/migrations/0016_auto_20150421_1803.py
new file mode 100644
--- /dev/null
+++ b/boards/migrations/0016_auto_20150421_1803.py
@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import models, migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('boards', '0015_auto_20150420_1331'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='post',
+            name='uid',
+            field=models.TextField(db_index=True),
+            preserve_default=True,
+        ),
+    ]