--- a/Build.PL	Wed Jan 28 23:44:49 2015 +0100
+++ b/Build.PL	Wed Jan 28 23:45:58 2015 +0100
@@ -8,5 +8,6 @@
     requires => {
 	perl => 5.010,
 	'Term::ReadKey' => '0',
+	'Net::DNS' => 0,
     }
 )->create_build_script;