diff --git a/docs/plugins/subsonicupdate.rst b/docs/plugins/subsonicupdate.rst
index e6f26c8dc..fc7e0019e 100644
--- a/docs/plugins/subsonicupdate.rst
+++ b/docs/plugins/subsonicupdate.rst
@@ -18,11 +18,18 @@ which looks like this::
         pass: password
         auth: token
 
-With that all in place, beets will send a Rest API to your Subsonic
-server every time you import new music.
-Due to a current limitation of the API, all libraries visible to that user will be scanned.
+With that all in place, this plugin will send a REST API call to your Subsonic
+server every time you change your beets library. Due to a current limitation
+of the API, all libraries visible to that user will be scanned.
 
-This plugin requires Subsonic with an active Premium license (or active trial).
+If the :doc:`/plugins/smartplaylist` is used, creating or changing any
+playlist will trigger a Subsonic update as well.
+
+This plugin requires Subsonic with an active Premium license (or active trial)
+or any other `Subsonic API compatible`_ server implementing the ``startScan``
+endpoint.
+
+.. _Subsonic API compatible: http://www.subsonic.org/pages/api.jsp
 
 Configuration
 -------------