diff --git a/heat/engine/clients/os/monasca.py b/heat/engine/clients/os/monasca.py
index d8b5dd6aac..3fb656d327 100644
--- a/heat/engine/clients/os/monasca.py
+++ b/heat/engine/clients/os/monasca.py
@@ -32,15 +32,10 @@ class MonascaClientPlugin(client_plugin.ClientPlugin):
         interface = self._get_client_option(CLIENT_NAME, 'endpoint_type')
         endpoint = self.url_for(service_type=self.MONITORING,
                                 endpoint_type=interface)
-        # Change this to use session once it's supported by monascaclient
         return client.Client(
             self.VERSION,
-            token=self.context.keystone_session.get_token(),
-            endpoint=endpoint,
-            cacert=self._get_client_option(CLIENT_NAME, 'ca_file'),
-            cert_file=self._get_client_option(CLIENT_NAME, 'cert_file'),
-            key_file=self._get_client_option(CLIENT_NAME, 'key_file'),
-            insecure=self._get_client_option(CLIENT_NAME, 'insecure'))
+            session=self.context.keystone_session,
+            endpoint=endpoint)
 
     def is_not_found(self, ex):
         return isinstance(ex, monasca_exc.NotFound)
diff --git a/heat/tests/clients/test_monasca_client.py b/heat/tests/clients/test_monasca_client.py
index 416e8e18d0..e9ddb26eb9 100644
--- a/heat/tests/clients/test_monasca_client.py
+++ b/heat/tests/clients/test_monasca_client.py
@@ -14,6 +14,8 @@
 import mock
 import six
 
+import monascaclient
+
 from heat.common import exception as heat_exception
 from heat.engine.clients.os import monasca as client_plugin
 from heat.tests import common
@@ -47,6 +49,12 @@ class MonascaClientPluginTest(common.HeatTestCase):
         client = plugin.client()
         self.assertIsNotNone(client.metrics)
 
+    @mock.patch.object(monascaclient.client, '_session')
+    def test_client_uses_session(self, mock_session):
+        monasca_client = client_plugin.MonascaClientPlugin(
+            context=mock.MagicMock())
+        self.assertIsNotNone(monasca_client._create())
+
 
 class MonascaClientPluginNotificationTest(common.HeatTestCase):