diff --git a/requirements.txt b/requirements.txt
index 828d4d5..ef4de91 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,6 +10,7 @@ Babel>=0.9.6
 eventlet>=0.13.0
 greenlet>=0.3.2
 httplib2
+requests>=1.1
 iso8601>=0.1.4
 kombu>=2.4.8
 netaddr
diff --git a/setup.cfg b/setup.cfg
index 227d17e..e453e2b 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -116,6 +116,7 @@ neutron.ml2.type_drivers =
 neutron.ml2.mechanism_drivers =
     logger = neutron.tests.unit.ml2.drivers.mechanism_logger:LoggerMechanismDriver
     test = neutron.tests.unit.ml2.drivers.mechanism_test:TestMechanismDriver
+    ncs = neutron.plugins.ml2.drivers.mechanism_ncs:NCSMechanismDriver
 
 [build_sphinx]
 all_files = 1