diff --git a/usr.sbin/usbd/usbd.conf.5 b/usr.sbin/usbd/usbd.conf.5
index 1d92d2798084..51328354261b 100644
--- a/usr.sbin/usbd/usbd.conf.5
+++ b/usr.sbin/usbd/usbd.conf.5
@@ -154,6 +154,9 @@ configuration file.
 .Xr usb 4 ,
 .Xr usbd 8 ,
 .Xr usbdevs 8
+.Sh BUGS
+It is currently not possible to use a selection criterium more than once. For
+example it is not possible to specify more than one vendor Id.
 .Sh AUTHORS
 The man page for the usbd configuration file was written by
 .An Nick Hibma Aq n_hibma@freebsd.org .