diff --git a/devstack/customize_image.sh b/devstack/customize_image.sh
index 669c761..77ff699 100644
--- a/devstack/customize_image.sh
+++ b/devstack/customize_image.sh
@@ -9,7 +9,7 @@
 
 # By default enable guest image customization. It will be automatically skipped
 # for cirros images
-CUSTOMIZE_IMAGE=${CUSTOMIZE_IMAGE:-True}
+CUSTOMIZE_IMAGE=${CUSTOMIZE_IMAGE:-False}
 
 # Image customization is performed using virt-customize
 # using direct backend by default
diff --git a/neutron_tempest_plugin/api/admin/test_ports.py b/neutron_tempest_plugin/api/admin/test_ports.py
index 642e910..63fb611 100644
--- a/neutron_tempest_plugin/api/admin/test_ports.py
+++ b/neutron_tempest_plugin/api/admin/test_ports.py
@@ -150,14 +150,6 @@
         port = self.admin_client.show_port(port_id)['port']
         self.assertIsNone(port['resource_request'])
 
-    @decorators.idempotent_id('10b3308b-d8a2-459b-9b89-a146863c357f')
-    def test_port_resource_request_no_provider_net(self):
-        port = self._create_qos_policy_and_port(
-            network=self.network, vnic_type=self.vnic_type)
-
-        self.assertIn('resource_request', port)
-        self.assertIsNone(port['resource_request'])
-
     @decorators.idempotent_id('0eeb6ffa-9a7a-40b5-83dd-dbdcd67e2e64')
     def test_port_resource_request_empty(self):
         qos_policy = self.create_qos_policy(
diff --git a/neutron_tempest_plugin/scenario/test_migration.py b/neutron_tempest_plugin/scenario/test_migration.py
index 3d6c1dd..f4b918c 100644
--- a/neutron_tempest_plugin/scenario/test_migration.py
+++ b/neutron_tempest_plugin/scenario/test_migration.py
@@ -173,13 +173,11 @@
 
 class NetworkMigrationFromHA(NetworkMigrationTestBase):
 
-    @common_utils.unstable_test("bug 1789434")
     @decorators.idempotent_id('b4e68ac0-3b76-4306-ae8a-51cf4d363b22')
     def test_from_ha_to_legacy(self):
         self._test_migration(before_dvr=False, before_ha=True,
                              after_dvr=False, after_ha=False)
 
-    @common_utils.unstable_test("bug 1789434")
     @decorators.idempotent_id('42260eea-5d56-4d30-b62a-a62694dfe4d5')
     @testtools.skipUnless(
         CONF.neutron_plugin_options.l3_agent_mode == 'dvr_snat',
@@ -188,7 +186,6 @@
         self._test_migration(before_dvr=False, before_ha=True,
                              after_dvr=True, after_ha=False)
 
-    @common_utils.unstable_test("bug 1789434")
     @decorators.idempotent_id('e4149576-248b-43fa-9d0b-a5c2f51967ce')
     @testtools.skipUnless(
         CONF.neutron_plugin_options.l3_agent_mode == 'dvr_snat',