diff --git a/doc/icecast2_admin.html b/doc/icecast2_admin.html
index fcb85741..1e610e5e 100755
--- a/doc/icecast2_admin.html
+++ b/doc/icecast2_admin.html
@@ -17,11 +17,11 @@
 <h3>Metadata Update</h3>
 <h4>description</h4>
 <div class=indentedbox>
-This function provides the ability for either a source client or any external program to update the metadata information for a particular mountpoint.  Currently the only metadata supported is song title.
+This function provides the ability for either a source client or any external program to update the metadata information for a particular mountpoint.  Currently the only metadata supported is song title and only for MP3 streams.
 </div>
 <h4>example</h4>
 <pre>
-http://192.168.1.10:8000/admin/metadata?mount=/mystream.ogg&action=updinfo&song=ACDC+Back+In+Black
+http://192.168.1.10:8000/admin/metadata?mount=/mystream&mode=updinfo&song=ACDC+Back+In+Black
 </pre>
 <br>
 <br>