diff --git a/lower-constraints.txt b/lower-constraints.txt
index c101170..1c9bcb5 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -4,9 +4,9 @@ fixtures==3.0.0
 flake8-import-order==0.12
 flake8==2.6.2
 hacking==1.1.0
-keystoneauth1==3.14.0
+keystoneauth1==3.18.0
 mock==2.0.0
-neutron-lib==1.28.0
+neutron-lib==1.29.1
 oslo.utils==3.40.2
 oslotest==3.2.0
 pbr==4.0.0
diff --git a/neutron_classifier/objects/classifications.py b/neutron_classifier/objects/classifications.py
index 0f14cb8..7c08839 100644
--- a/neutron_classifier/objects/classifications.py
+++ b/neutron_classifier/objects/classifications.py
@@ -19,9 +19,9 @@ from oslo_versionedobjects import base as obj_base
 from oslo_versionedobjects import fields as obj_fields
 
 from neutron.objects import base
-from neutron.objects import common_types
 from neutron.objects import rbac_db
 from neutron_lib.db import api as db_api
+from neutron_lib.objects import common_types
 
 from neutron_classifier.db import models
 from neutron_classifier.db.rbac_db_models import ClassificationGroupRBAC