diff --git a/.gitignore b/.gitignore
index 62ff2fa..7e4eb0d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@ layers
 interfaces
 __pycache__
 .testrepository
+.stestr
diff --git a/unit_tests/test_lib_charm_openstack_designate_bind.py b/unit_tests/test_lib_charm_openstack_designate_bind.py
index 08b7afe..260bcac 100644
--- a/unit_tests/test_lib_charm_openstack_designate_bind.py
+++ b/unit_tests/test_lib_charm_openstack_designate_bind.py
@@ -172,7 +172,7 @@ class TestBindAdapters(Helper):
 
     def test_bind_adapters(self):
         dns_backend_relation = mock.MagicMock()
-        dns_backend_relation.relation_name = 'dns_backend'
+        dns_backend_relation.endpoint_name = 'dns_backend'
         b = designate_bind.BindAdapters([dns_backend_relation])
         # ensure that the relevant things got put on.
         self.assertTrue(