diff --git a/doc/source/user/features.rst b/doc/source/user/features.rst
index b3e2867da2..f2af04707a 100644
--- a/doc/source/user/features.rst
+++ b/doc/source/user/features.rst
@@ -188,9 +188,7 @@ Plugin Capabilities
 The following table provides a plugin capability matrix:
 
 +--------------------------+---------+----------+----------+-------+
-|                          | Plugin                                |
-|                          +---------+----------+----------+-------+
-| Feature                  | Vanilla |   HDP    | Cloudera | Spark |
+| Feature/Plugin           | Vanilla |   HDP    | Cloudera | Spark |
 +==========================+=========+==========+==========+=======+
 | Nova and Neutron network | x       | x        | x        | x     |
 +--------------------------+---------+----------+----------+-------+
@@ -204,9 +202,9 @@ The following table provides a plugin capability matrix:
 +--------------------------+---------+----------+----------+-------+
 | DNS                      | x       | x        | x        | x     |
 +--------------------------+---------+----------+----------+-------+
-| Kerberos                 | -       | x        | x        | -     |
+| Kerberos                 | \-      | x        | x        | \-    |
 +--------------------------+---------+----------+----------+-------+
-| HDFS HA                  | -       | x        | x        | -     |
+| HDFS HA                  | \-      | x        | x        | \-    |
 +--------------------------+---------+----------+----------+-------+
 | EDP                      | x       | x        | x        | x     |
 +--------------------------+---------+----------+----------+-------+
diff --git a/sahara/utils/notification/sender.py b/sahara/utils/notification/sender.py
index 9fa5a9496c..333c723976 100644
--- a/sahara/utils/notification/sender.py
+++ b/sahara/utils/notification/sender.py
@@ -33,7 +33,8 @@ notifier_opts = [
                help='Notification level for outgoing notifications'),
     cfg.StrOpt('publisher_id',
                deprecated_name='notification_publisher_id',
-               deprecated_group='DEFAULT')
+               deprecated_group='DEFAULT',
+               help='Identifier of the publisher')
 ]
 
 notifier_opts_group = 'oslo_messaging_notifications'