--- a/src/devices/wifi/wscript	Thu Dec 18 22:33:33 2008 -0800
+++ b/src/devices/wifi/wscript	Mon Dec 29 13:28:54 2008 +0000
@@ -44,7 +44,7 @@
         'constant-rate-wifi-manager.cc',
         'wifi-test.cc',
         ]
-    headers = bld.create_obj('ns3header')
+    headers = bld.new_task_gen('ns3header')
     headers.module = 'wifi'
     headers.source = [
         'propagation-delay-model.h',