diff --git a/nova/conf/__init__.py b/nova/conf/__init__.py
index d456af1b0..c02abb9a3 100644
--- a/nova/conf/__init__.py
+++ b/nova/conf/__init__.py
@@ -26,6 +26,7 @@ from oslo_config import cfg
 # from nova.conf import barbican
 # from nova.conf import base
 # from nova.conf import cells
+from nova.conf import cert
 # from nova.conf import cinder
 # from nova.conf import cloudpipe
 from nova.conf import compute
@@ -85,6 +86,7 @@ CONF = cfg.CONF
 # barbican.register_opts(CONF)
 # base.register_opts(CONF)
 # cells.register_opts(CONF)
+cert.register_opts(CONF)
 # cinder.register_opts(CONF)
 # cloudpipe.register_opts(CONF)
 compute.register_opts(CONF)