diff --git a/server/rooms/migrations/0005_auto_20190624_1115.py b/server/rooms/migrations/0005_auto_20190624_1115.py
deleted file mode 100644
index ac25ab20..00000000
--- a/server/rooms/migrations/0005_auto_20190624_1115.py
+++ /dev/null
@@ -1,20 +0,0 @@
-# Generated by Django 2.0.6 on 2019-06-24 11:15
-
-from django.db import migrations
-import wagtail.core.blocks
-import wagtail.core.fields
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('rooms', '0004_auto_20190210_2125'),
-    ]
-
-    operations = [
-        migrations.AlterField(
-            model_name='roomentry',
-            name='contents',
-            field=wagtail.core.fields.StreamField([('text_block', wagtail.core.blocks.StructBlock([('text', wagtail.core.blocks.RichTextBlock())])), ('image_url_block', wagtail.core.blocks.StructBlock([('title', wagtail.core.blocks.TextBlock()), ('url', wagtail.core.blocks.URLBlock())])), ('link_block', wagtail.core.blocks.StructBlock([('text', wagtail.core.blocks.TextBlock()), ('url', wagtail.core.blocks.URLBlock())])), ('document_block', wagtail.core.blocks.StructBlock([('url', wagtail.core.blocks.URLBlock())])), ('video_block', wagtail.core.blocks.StructBlock([('url', wagtail.core.blocks.URLBlock())]))], blank=True, null=True),
-        ),
-    ]
diff --git a/server/surveys/migrations/0003_auto_20190704_1234.py b/server/surveys/migrations/0003_auto_20190704_1234.py
new file mode 100644
index 00000000..6e244d9f
--- /dev/null
+++ b/server/surveys/migrations/0003_auto_20190704_1234.py
@@ -0,0 +1,25 @@
+# Generated by Django 2.0.6 on 2019-07-04 12:34
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('surveys', '0002_answer'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='answer',
+            name='owner',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='answers', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='answer',
+            name='survey',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='answers', to='surveys.Survey'),
+        ),
+    ]