diff --git a/README.rst b/README.rst
index c7cf95c..eec3a6d 100644
--- a/README.rst
+++ b/README.rst
@@ -150,13 +150,21 @@
 notification processing error. Enable this only when underlying transport
 supports this feature.
 
-`ks_notifications_pool_name` allows to use keystone listener together with
-other applications listening on the same notifications topic without
-interference between services. Set it to any distinctive value to enable
-listener pooling. It is enabled by default with pool name 'barbican'.
+`ks_notifications_topic` (defaults to 'notifications') allows to set
+name of the topic to listen for Keystone notifications on. Note that Keystone
+must also be configured to send notifications to this topic.
+If Barbican version and messaging back end support listener pooling,
+it is preferable to leave this value as default and use
+`ks_notifications_pool_name` (see below).
+
+`ks_notifications_pool_name` (Since Pike release) allows to use keystone
+listener together with other applications listening on the same notifications
+topic without interference between services.
+Set it to any distinctive value to enable listener pooling.
+It is enabled by default with pool name 'barbican'.
 Disable it (by setting to empty string) only if underlying messaging transport
-does supports this feature or Barbican is the sole service listening for
-notifications on 'notifications' topic.
+does not support this feature or Barbican is the sole service listening for
+notifications on `ks_notifications_topic` (default is 'notifications') topic.
 
 .. code-block:: yaml