diff --git a/dav_events/migrations/0028_auto_20190401_1310.py b/dav_events/migrations/0028_auto_20190401_1310.py
index 99a8143..4cb36c3 100644
--- a/dav_events/migrations/0028_auto_20190401_1310.py
+++ b/dav_events/migrations/0028_auto_20190401_1310.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-# Generated by Django 1.11.20 on 2019-04-01 13:10
+# Generated by Django 1.11.20 on 2019-04-02 14:08
 from __future__ import unicode_literals
 
 import django.core.validators
diff --git a/dav_registration/migrations/0002_auto_20190401_1310.py b/dav_registration/migrations/0002_auto_20190401_1310.py
index 25a1263..55f6072 100644
--- a/dav_registration/migrations/0002_auto_20190401_1310.py
+++ b/dav_registration/migrations/0002_auto_20190401_1310.py
@@ -1,10 +1,9 @@
 # -*- coding: utf-8 -*-
-# Generated by Django 1.11.20 on 2019-04-01 13:10
+# Generated by Django 1.11.20 on 2019-04-02 14:08
 from __future__ import unicode_literals
 
 import django.core.validators
 from django.db import migrations, models
-import uuid
 
 
 class Migration(migrations.Migration):
@@ -19,9 +18,4 @@ class Migration(migrations.Migration):
             name='dav_number',
             field=models.CharField(help_text='Deine Mitgliedsnummer findest du unter dem Strichcode auf deinem DAV Ausweis.<br /> Beispiel: <tt>131/00/012345</tt> (der Teil bis zum ersten * genügt)', max_length=62, validators=[django.core.validators.RegexValidator('^([0-9]{1,10}/[0-9]{2,10}/)?[0-9]{1,10}(\\*[0-9]{1,10})?(\\*[0-9]{4}\\*[0-9]{4})?([* ][0-9]{8})?$', 'Ungültiges Format.')], verbose_name='DAV Mitgliednummer'),
         ),
-        migrations.AlterField(
-            model_name='registration',
-            name='id',
-            field=models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False),
-        ),
     ]
diff --git a/dav_registration/models.py b/dav_registration/models.py
index a4149e2..673671f 100644
--- a/dav_registration/models.py
+++ b/dav_registration/models.py
@@ -22,7 +22,6 @@ one_day = datetime.timedelta(1)
 
 @python_2_unicode_compatible
 class Registration(models.Model):
-    id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
     event = models.ForeignKey(Event, related_name='registrations')
     created_at = models.DateTimeField(auto_now_add=True)