--- a/components/python/taskflow/Makefile	Tue Oct 20 05:38:14 2015 -0700
+++ b/components/python/taskflow/Makefile	Tue Oct 20 15:05:05 2015 -0700
@@ -38,7 +38,7 @@
 TPNO=			21638
 
 # Depends on networkx which is not Python 3 ready.
-PYTHON_VERSIONS=	2.7 2.6
+PYTHON_VERSIONS=	$(PYTHON2_VERSIONS)
 
 include $(WS_MAKE_RULES)/prep.mk
 include $(WS_MAKE_RULES)/setup.py.mk