--- a/src/wscript	Mon Mar 08 15:24:22 2010 -0800
+++ b/src/wscript	Mon Mar 08 21:07:31 2010 -0500
@@ -50,6 +50,7 @@
     'contrib/flow-monitor',
     'applications/udp-client-server',
     'devices/wimax',
+    'mpi',
     )
 
 def set_options(opt):