Index: devel_generate.inc
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/devel/devel_generate.inc,v
retrieving revision 1.65
diff -u -p -r1.65 devel_generate.inc
--- devel_generate.inc	16 Dec 2009 04:13:56 -0000	1.65
+++ devel_generate.inc	1 Jan 2010 04:25:12 -0000
@@ -159,6 +159,7 @@ function devel_generate_vocabs($records,
   for ($i = 1; $i <= $records; $i++) {
     $voc = new stdClass();
     $voc->name = devel_generate_word(mt_rand(2, $maxlength));
+    $voc->machine_name = drupal_strtolower($voc->name);
     $voc->description = "description of ". $voc->name;
     // TODO: not working
     $voc->nodes = array_flip(array($types[array_rand($types)]));