diff --git a/testproj/people/migrations/0002_rename_identity_fields.py b/testproj/people/migrations/0002_rename_identity_fields.py
new file mode 100644
index 0000000..6ad10f0
--- /dev/null
+++ b/testproj/people/migrations/0002_rename_identity_fields.py
@@ -0,0 +1,28 @@
+# Generated by Django 2.1 on 2018-08-06 13:34
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('people', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='identity',
+            name='lastName',
+            field=models.CharField(help_text="<strong>Here's some HTML!</strong>", max_length=30, null=True),
+        ),
+        migrations.RenameField(
+            model_name='identity',
+            old_name='firstName',
+            new_name='first_name',
+        ),
+        migrations.RenameField(
+            model_name='identity',
+            old_name='lastName',
+            new_name='last_name',
+        ),
+    ]
diff --git a/testproj/people/models.py b/testproj/people/models.py
index ca98b39..f4ba666 100644
--- a/testproj/people/models.py
+++ b/testproj/people/models.py
@@ -3,8 +3,8 @@ from django.utils.safestring import mark_safe
 
 
 class Identity(models.Model):
-    firstName = models.CharField(max_length=30, null=True)
-    lastName = models.CharField(max_length=30, null=True, help_text=mark_safe("<strong>Here's some HTML!</strong>"))
+    first_name = models.CharField(max_length=30, null=True)
+    last_name = models.CharField(max_length=30, null=True, help_text=mark_safe("<strong>Here's some HTML!</strong>"))
 
 
 class Person(models.Model):
diff --git a/tests/reference.yaml b/tests/reference.yaml
index 3c13ddd..922303f 100644
--- a/tests/reference.yaml
+++ b/tests/reference.yaml
@@ -898,13 +898,13 @@ definitions:
         title: ID
         type: integer
         readOnly: true
-      firstName:
-        title: FirstName
+      first_name:
+        title: First name
         type: string
         maxLength: 30
         minLength: 1
-      lastName:
-        title: LastName
+      last_name:
+        title: Last name
         description: <strong>Here's some HTML!</strong>
         type: string
         maxLength: 30