diff --git a/sonos.class.php b/sonos.class.php
index 1959bc2..63d9a7f 100644
--- a/sonos.class.php
+++ b/sonos.class.php
@@ -330,6 +330,7 @@ public function RefreshShareIndex()
 		$url = '/MediaServer/ContentDirectory/Control';
 		$action = 'RefreshShareIndex';
 		$service = 'urn:schemas-upnp-org:service:ContentDirectory:1';
+		$args = "<AlbumArtistDisplayOption></AlbumArtistDisplayOption>";
 		return $this->Upnp($url,$service,$action,$args);
 	}