diff --git a/beetsplug/subsonicupdate.py b/beetsplug/subsonicupdate.py
index 41e3ec36f..e80b1e15a 100644
--- a/beetsplug/subsonicupdate.py
+++ b/beetsplug/subsonicupdate.py
@@ -40,10 +40,10 @@ class SubsonicUpdate(BeetsPlugin):
 
         # Set default configuration values
         config['subsonic'].add({
-            u'host': u'localhost',
-            u'port': 4040,
-            u'user': u'admin',
-            u'pass': u'admin',
+            'host': 'localhost',
+            'port': '4040',
+            'user': 'admin',
+            'pass': 'admin',
         })
         config['subsonic']['pass'].redact = True
         self.register_listener('import', self.loaded)
@@ -72,7 +72,7 @@ class SubsonicUpdate(BeetsPlugin):
             'u': user,
             't': token.hexdigest(),
             's': salt,
-            'v': '1.15.0',
+            'v': '1.15.0',          # Subsonic 6.1 and newer
             'c': 'beets'
             }
         url = "http://{}:{}/rest/startScan".format(host, port)
diff --git a/docs/plugins/subsonicupdate.rst b/docs/plugins/subsonicupdate.rst
index 6d469dfa7..3637a1efd 100644
--- a/docs/plugins/subsonicupdate.rst
+++ b/docs/plugins/subsonicupdate.rst
@@ -19,7 +19,8 @@ which looks like this::
         pass: password
 
 With that all in place, beets will send a Rest API to your Subsonic
-server every time you change your beets library.
+server every time you import new music.
+Due to a current limitation of the API, all libraries visible to that user will be scanned.
 
 This plugin requires Subsonic v6.1 or higher and an active Premium license (or trial).