diff --git a/ironic/common/service.py b/ironic/common/service.py
index 7324a3f322..c1538830b4 100644
--- a/ironic/common/service.py
+++ b/ironic/common/service.py
@@ -72,7 +72,7 @@ class RPCService(service.Service):
 
     def start(self):
         super(RPCService, self).start()
-        admin_context = context.RequestContext('admin', 'admin', is_admin=True)
+        admin_context = context.get_admin_context()
 
         target = messaging.Target(topic=self.topic, server=self.host)
         endpoints = [self.manager]
diff --git a/ironic/tests/unit/common/test_service.py b/ironic/tests/unit/common/test_service.py
index a188b09526..92bcf8e1f0 100644
--- a/ironic/tests/unit/common/test_service.py
+++ b/ironic/tests/unit/common/test_service.py
@@ -13,14 +13,48 @@
 import mock
 from oslo_concurrency import processutils
 from oslo_config import cfg
+import oslo_messaging
+from oslo_service import service as base_service
 
+from ironic.common import context
 from ironic.common import exception
+from ironic.common import rpc
 from ironic.common import service
+from ironic.conductor import manager
+from ironic.objects import base as objects_base
 from ironic.tests import base
 
 CONF = cfg.CONF
 
 
+@mock.patch.object(base_service.Service, '__init__', lambda *_, **__: None)
+class TestRPCService(base.TestCase):
+
+    def setUp(self):
+        super(TestRPCService, self).setUp()
+        host = "fake_host"
+        mgr_module = "ironic.conductor.manager"
+        mgr_class = "ConductorManager"
+        self.rpc_svc = service.RPCService(host, mgr_module, mgr_class)
+
+    @mock.patch.object(oslo_messaging, 'Target', autospec=True)
+    @mock.patch.object(objects_base, 'IronicObjectSerializer', autospec=True)
+    @mock.patch.object(rpc, 'get_server', autospec=True)
+    @mock.patch.object(manager.ConductorManager, 'init_host', autospec=True)
+    @mock.patch.object(context, 'get_admin_context', autospec=True)
+    def test_start(self, mock_ctx, mock_init_method,
+                   mock_rpc, mock_ios, mock_target):
+        mock_rpc.return_value.start = mock.MagicMock()
+        self.rpc_svc.handle_signal = mock.MagicMock()
+        self.rpc_svc.start()
+        mock_ctx.assert_called_once_with()
+        mock_target.assert_called_once_with(topic=self.rpc_svc.topic,
+                                            server="fake_host")
+        mock_ios.assert_called_once_with()
+        mock_init_method.assert_called_once_with(self.rpc_svc.manager,
+                                                 mock_ctx.return_value)
+
+
 class TestWSGIService(base.TestCase):
     @mock.patch.object(service.wsgi, 'Server')
     def test_workers_set_default(self, wsgi_server):