diff --git a/service-mgmt-api/sm-api/sm_api/openstack/common/jsonutils.py b/service-mgmt-api/sm-api/sm_api/openstack/common/jsonutils.py
index 38877a96..334e7135 100644
--- a/service-mgmt-api/sm-api/sm_api/openstack/common/jsonutils.py
+++ b/service-mgmt-api/sm-api/sm_api/openstack/common/jsonutils.py
@@ -42,7 +42,6 @@ import functools
 import inspect
 import itertools
 import json
-import types
 import xmlrpclib
 
 import six
@@ -56,7 +55,7 @@ _nasty_type_tests = [inspect.ismodule, inspect.isclass, inspect.ismethod,
                      inspect.iscode, inspect.isbuiltin, inspect.isroutine,
                      inspect.isabstract]
 
-_simple_types = (types.NoneType, int, six.string_types, bool, float, long)
+_simple_types = (type(None), int, six.string_types, bool, float, long)
 
 
 def to_primitive(value, convert_instances=False, convert_datetime=True,
diff --git a/service-mgmt-api/sm-api/sm_api/openstack/common/rpc/impl_zmq.py b/service-mgmt-api/sm-api/sm_api/openstack/common/rpc/impl_zmq.py
index 3bde39f4..9e1d7c79 100644
--- a/service-mgmt-api/sm-api/sm_api/openstack/common/rpc/impl_zmq.py
+++ b/service-mgmt-api/sm-api/sm_api/openstack/common/rpc/impl_zmq.py
@@ -747,7 +747,7 @@ def _call(addr, context, topic, msg, timeout=None,
     # One effect of this is that we're checking all
     # responses for Exceptions.
     for resp in responses:
-        if isinstance(resp, types.DictType) and 'exc' in resp:
+        if isinstance(resp, dict) and 'exc' in resp:
             raise rpc_common.deserialize_remote_exception(CONF, resp['exc'])
 
     return responses[-1]