Index: trunk/Nebulous/lib/Nebulous/Client.pm
===================================================================
--- trunk/Nebulous/lib/Nebulous/Client.pm	(revision 19497)
+++ trunk/Nebulous/lib/Nebulous/Client.pm	(revision 19715)
@@ -1,5 +1,5 @@
 # Copyright (c) 2004-2008  Joshua Hoblitt
 #
-# $Id: Client.pm,v 1.59 2008-09-11 23:02:23 jhoblitt Exp $
+# $Id: Client.pm,v 1.60 2008-09-24 00:36:56 jhoblitt Exp $
 
 package Nebulous::Client;
@@ -191,5 +191,5 @@
         {
             # volume
-            type        => SCALAR,
+            type        => SCALAR|UNDEF,
             optional    => 1,
         },