diff --git a/doc/admin-guide/source/cli-nova-specify-host.rst b/doc/admin-guide/source/cli-nova-specify-host.rst
index 1694c49a21..e4bd0240a7 100644
--- a/doc/admin-guide/source/cli-nova-specify-host.rst
+++ b/doc/admin-guide/source/cli-nova-specify-host.rst
@@ -22,7 +22,7 @@ on this host.
    .. note::
       HOST and NODE are optional parameters. In such cases,
       use the ``--availability-zone ZONE::NODE``,
-      ``--availability-zone ZONE::HOST`` or
+      ``--availability-zone ZONE:HOST`` or
       ``--availability-zone ZONE``.