Initialise openstack.Manager() with config from self.nova.
diff --git a/kong/tests/test_server_actions.py b/kong/tests/test_server_actions.py
index aace609..e2190cf 100644
--- a/kong/tests/test_server_actions.py
+++ b/kong/tests/test_server_actions.py
@@ -16,7 +16,7 @@
 
     def setUp(self):
         super(ServerActionsTest, self).setUp()
-        self.os = openstack.Manager()
+        self.os = openstack.Manager(self.nova)
 
         self.image_ref = self.os.config.env.image_ref
         self.image_ref_alt = self.os.config.env.image_ref_alt