--- a/src/wscript	Tue Nov 24 14:00:39 2009 +0100
+++ b/src/wscript	Tue Nov 24 10:16:58 2009 -0500
@@ -47,7 +47,6 @@
     'test/ns3tcp',
     'test/ns3wifi',
     'contrib/flow-monitor',
-    'contrib/net-anim',
     )
 
 def set_options(opt):
@@ -71,6 +70,7 @@
     conf.sub_config('devices/tap-bridge')
     conf.sub_config('contrib')
     conf.sub_config('internet-stack')
+    conf.sub_config('helper')
 
     blddir = os.path.abspath(os.path.join(conf.blddir, conf.env.variant()))
     conf.env.append_value('NS3_MODULE_PATH', blddir)