--- a/components/mercurial/Makefile	Tue Oct 20 05:38:14 2015 -0700
+++ b/components/mercurial/Makefile	Tue Oct 20 15:05:05 2015 -0700
@@ -41,7 +41,7 @@
 TPNO=			22534
 
 # Mercurial does not yet support Python 3.
-PYTHON_VERSIONS = 2.7 2.6
+PYTHON_VERSIONS = $(PYTHON2_VERSIONS)
 
 include $(WS_MAKE_RULES)/prep.mk
 include $(WS_MAKE_RULES)/setup.py.mk