Index: trunk/Nebulous/Build.PL
===================================================================
--- trunk/Nebulous/Build.PL	(revision 17079)
+++ trunk/Nebulous/Build.PL	(revision 17610)
@@ -80,4 +80,5 @@
     create_makefile_pl  => 'passthrough',
     requires            => {
+        'Digest::MD5'           => 0,
         'File::Copy'            => 0,
         'Time::HiRes'           => 0,