diff --git a/nova/tests/test_db_api.py b/nova/tests/test_db_api.py
index 0a2d81fb..2b81f66f 100644
--- a/nova/tests/test_db_api.py
+++ b/nova/tests/test_db_api.py
@@ -327,26 +327,6 @@ class DbApiTestCase(DbTestCase):
         system_meta = db.instance_system_metadata_get(ctxt, instance['uuid'])
         self.assertEqual('baz', system_meta['original_image_ref'])
 
-    def test_instance_update_of_instance_type_id(self):
-        ctxt = context.get_admin_context()
-
-        inst_type1 = db.instance_type_get_by_name(ctxt, 'm1.tiny')
-        inst_type2 = db.instance_type_get_by_name(ctxt, 'm1.small')
-
-        values = {'instance_type_id': inst_type1['id']}
-        instance = db.instance_create(ctxt, values)
-
-        self.assertEqual(instance['instance_type']['id'], inst_type1['id'])
-        self.assertEqual(instance['instance_type']['name'],
-                inst_type1['name'])
-
-        values = {'instance_type_id': inst_type2['id']}
-        instance = db.instance_update(ctxt, instance['uuid'], values)
-
-        self.assertEqual(instance['instance_type']['id'], inst_type2['id'])
-        self.assertEqual(instance['instance_type']['name'],
-                inst_type2['name'])
-
     def test_instance_update_unique_name(self):
         otherprojectcontext = context.RequestContext(self.user_id,
                                           "%s2" % self.project_id)
diff --git a/nova/tests/test_instance_types.py b/nova/tests/test_instance_types.py
index 7ca867f7..147ab25f 100644
--- a/nova/tests/test_instance_types.py
+++ b/nova/tests/test_instance_types.py
@@ -365,24 +365,6 @@ class InstanceTypeTestCase(test.TestCase):
                 "test1", read_deleted="no")
         self.assertEqual("instance_type1_redo", instance_type["name"])
 
-    def test_will_list_deleted_type_for_active_instance(self):
-        # Ensure deleted instance types with active instances can be read.
-        ctxt = context.get_admin_context()
-        inst_type = instance_types.create("test", 256, 1, 120, 100, "test1")
-
-        instance_params = {"instance_type_id": inst_type["id"]}
-        instance = db.instance_create(ctxt, instance_params)
-
-        # NOTE(jk0): Delete the instance type and reload the instance from the
-        # DB. The instance_type object will still be available to the active
-        # instance, otherwise being None.
-        instance_types.destroy(inst_type["name"])
-        instance = db.instance_get_by_uuid(ctxt, instance["uuid"])
-
-        self.assertRaises(exception.InstanceTypeNotFound,
-                instance_types.get_instance_type, inst_type["name"])
-        self.assertTrue(instance["instance_type"])
-
 
 class InstanceTypeToolsTest(test.TestCase):
     def _dict_to_metadata(self, data):