--- a/src/helper/wscript	Thu Dec 18 22:33:33 2008 -0800
+++ b/src/helper/wscript	Mon Dec 29 13:28:54 2008 +0000
@@ -25,7 +25,7 @@
         'v4ping-helper.cc',
         ]
 
-    headers = bld.create_obj('ns3header')
+    headers = bld.new_task_gen('ns3header')
     headers.module = 'helper'
     headers.source = [
         'node-container.h',