diff --git a/README.rst b/README.rst
index 16a261d..ef6796a 100644
--- a/README.rst
+++ b/README.rst
@@ -694,6 +694,7 @@
       compute:
         version: mitaka
         dpdk: True
+        vhost_mode: client # options: client|server (default)
         vhost_socket_dir: /var/run/openvswitch
         backend:
           engine: ml2