diff --git a/common/djangoapps/third_party_auth/management/commands/tests/test_saml.py b/common/djangoapps/third_party_auth/management/commands/tests/test_saml.py
index eec4af3fa7..b2148195cb 100644
--- a/common/djangoapps/third_party_auth/management/commands/tests/test_saml.py
+++ b/common/djangoapps/third_party_auth/management/commands/tests/test_saml.py
@@ -62,15 +62,25 @@ class TestSAMLCommand(TestCase):
         # We are creating SAMLConfiguration instance here so that there is always at-least one
         # disabled saml configuration instance, this is done to verify that disabled configurations are
         # not processed.
-        SAMLConfigurationFactory.create(enabled=False)
-        SAMLProviderConfigFactory.create()
+        SAMLConfigurationFactory.create(enabled=False, site__domain='testserver.fake', site__name='testserver.fake')
+        SAMLProviderConfigFactory.create(site__domain='testserver.fake', site__name='testserver.fake')
 
     def __create_saml_configurations__(self, saml_config=None, saml_provider_config=None):
         """
         Helper method to create SAMLConfiguration and AMLProviderConfig.
         """
-        SAMLConfigurationFactory.create(enabled=True, **(saml_config or {}))
-        SAMLProviderConfigFactory.create(enabled=True, **(saml_provider_config or {}))
+        SAMLConfigurationFactory.create(enabled=True, **(
+            saml_config or {
+                'site__domain': 'testserver.fake',
+                'site__name': 'testserver.fake'
+            }
+        ))
+        SAMLProviderConfigFactory.create(enabled=True, **(
+            saml_provider_config or {
+                'site__domain': 'testserver.fake',
+                'site__name': 'testserver.fake'
+            }
+        ))
 
     def test_raises_command_error_for_invalid_arguments(self):
         """
@@ -137,9 +147,11 @@ class TestSAMLCommand(TestCase):
         self.__create_saml_configurations__(
             saml_config={
                 "site__domain": "second.testserver.fake",
+                "site__name": "testserver.fake",
             },
             saml_provider_config={
                 "site__domain": "second.testserver.fake",
+                "site__name": "testserver.fake",
                 "idp_slug": "second-test-shib",
                 "entity_id": "https://idp.testshib.org/idp/another-shibboleth",
                 "metadata_source": "https://www.testshib.org/metadata/another-testshib-providers.xml",
@@ -150,9 +162,11 @@ class TestSAMLCommand(TestCase):
         self.__create_saml_configurations__(
             saml_config={
                 "site__domain": "third.testserver.fake",
+                "site__name": "testserver.fake",
             },
             saml_provider_config={
                 "site__domain": "third.testserver.fake",
+                "site__name": "testserver.fake",
                 "idp_slug": "third-test-shib",
                 # Note: This entity id will not be present in returned response and will cause failed update.
                 "entity_id": "https://idp.testshib.org/idp/non-existent-shibboleth",
@@ -169,9 +183,11 @@ class TestSAMLCommand(TestCase):
         self.__create_saml_configurations__(
             saml_config={
                 "site__domain": "fourth.testserver.fake",
+                "site__name": "testserver.fake",
             },
             saml_provider_config={
                 "site__domain": "fourth.testserver.fake",
+                "site__name": "testserver.fake",
                 "idp_slug": "fourth-test-shib",
                 "automatic_refresh_enabled": False,
                 # Note: This invalid entity id will not be present in the refresh set
diff --git a/openedx/core/djangoapps/site_configuration/tests/factories.py b/openedx/core/djangoapps/site_configuration/tests/factories.py
index 0ce22f5e74..08dde09734 100644
--- a/openedx/core/djangoapps/site_configuration/tests/factories.py
+++ b/openedx/core/djangoapps/site_configuration/tests/factories.py
@@ -3,10 +3,23 @@ Model factories for unit testing views or models.
 """
 from django.contrib.sites.models import Site
 from factory.django import DjangoModelFactory
+from factory import SubFactory, Sequence, SelfAttribute
 
 from openedx.core.djangoapps.site_configuration.models import SiteConfiguration
 
 
+class SiteFactory(DjangoModelFactory):
+    """
+    Factory class for Site model
+    """
+    class Meta(object):
+        model = Site
+        django_get_or_create = ('domain',)
+
+    domain = Sequence('testserver.fake.{}'.format)
+    name = SelfAttribute('domain')
+
+
 class SiteConfigurationFactory(DjangoModelFactory):
     """
     Factory class for SiteConfiguration model
@@ -16,17 +29,4 @@ class SiteConfigurationFactory(DjangoModelFactory):
 
     values = {}
     enabled = True
-
-
-class SiteFactory(DjangoModelFactory):
-    """
-    Factory class for Site model
-    """
-    class Meta(object):
-        model = Site
-        django_get_or_create = ('domain',)
-
-    # TODO These should be generated. Otherwise, code that creates multiple Site
-    # objects will only end up with a single Site since domain has a unique constraint.
-    domain = 'testserver.fake'
-    name = 'testserver.fake'
+    site = SubFactory(SiteFactory)