--- trunk/Makefile.PL	2007/11/02 10:54:40	955
+++ trunk/Makefile.PL	2007/11/02 11:32:00	959
@@ -32,6 +32,8 @@
 	'MARC::Record' => '2.0',
 	'Data::Dump' => 0,
 	'MARC::Lint' => '1.43',
+	# we need as_isbn13
+	'Business::ISBN' => '2.02',
 	'Proc::Queue' => 0,
 	'PPI' => 0,
 	'XML::LibXML' => 0,