diff --git a/django_openid_auth/migrations/0001_initial.py b/django_openid_auth/migrations/0001_initial.py
index c8bb23c..244cec0 100644
--- a/django_openid_auth/migrations/0001_initial.py
+++ b/django_openid_auth/migrations/0001_initial.py
@@ -43,7 +43,7 @@ class Migration(migrations.Migration):
             name='UserOpenID',
             fields=[
                 ('id', models.AutoField(verbose_name='ID', serialize=False, auto_created=True, primary_key=True)),
-                ('claimed_id', models.TextField(unique=True, max_length=2047)),
+                ('claimed_id', models.TextField(max_length=2047)),
                 ('display_id', models.TextField(max_length=2047)),
                 ('user', models.ForeignKey(to=settings.AUTH_USER_MODEL)),
             ],
diff --git a/django_openid_auth/models.py b/django_openid_auth/models.py
index ca6b0f3..30224e2 100644
--- a/django_openid_auth/models.py
+++ b/django_openid_auth/models.py
@@ -57,7 +57,7 @@ def __unicode__(self):
 
 class UserOpenID(models.Model):
     user = models.ForeignKey(settings.AUTH_USER_MODEL)
-    claimed_id = models.TextField(max_length=2047, unique=True)
+    claimed_id = models.TextField(max_length=2047)
     display_id = models.TextField(max_length=2047)
 
     class Meta:
diff --git a/setup.py b/setup.py
index 60b4160..ebc2e24 100644
--- a/setup.py
+++ b/setup.py
@@ -43,7 +43,7 @@
 
 
 description, long_description = __doc__.split('\n\n', 1)
-VERSION = '0.7'
+VERSION = '0.8'
 
 setup(
     name='django-openid-auth',
@@ -53,7 +53,6 @@
     install_requires=[
         'django>=1.5',
         'python-openid>=2.2.0',
-        'south',
     ],
     package_data={
         'django_openid_auth': ['templates/openid/*.html'],