--- a/make-rules/shared-macros.mk	Tue Jul 12 19:50:03 2016 -0700
+++ b/make-rules/shared-macros.mk	Wed Jul 13 08:34:06 2016 -0700
@@ -516,7 +516,19 @@
 # both the ruby version and the ruby library version are needed. 
 RUBY_VERSIONS = $(RUBY_LIB_VERSION)
 
-PYTHON_VENDOR_PACKAGES = /usr/lib/python$(PYTHON_VERSION)/vendor-packages
+PYTHON.2.7.VENDOR_PACKAGES.32 = /usr/lib/python2.7/vendor-packages
+PYTHON.2.7.VENDOR_PACKAGES.64 = /usr/lib/python2.7/vendor-packages/64
+PYTHON.2.7.VENDOR_PACKAGES = $(PYTHON.2.7.VENDOR_PACKAGES.$(BITS))
+
+PYTHON.3.4.VENDOR_PACKAGES.64 = /usr/lib/python3.4/vendor-packages/64
+PYTHON.3.4.VENDOR_PACKAGES = $(PYTHON.3.4.VENDOR_PACKAGES.$(BITS))
+
+PYTHON.3.5.VENDOR_PACKAGES.64 = /usr/lib/python3.5/vendor-packages
+PYTHON.3.5.VENDOR_PACKAGES = $(PYTHON.3.5.VENDOR_PACKAGES.$(BITS))
+
+PYTHON_VENDOR_PACKAGES.32 = /usr/lib/python$(PYTHON_VERSION)/vendor-packages
+PYTHON_VENDOR_PACKAGES.64 = /usr/lib/python$(PYTHON_VERSION)/vendor-packages/64
+PYTHON_VENDOR_PACKAGES = $(PYTHON_VENDOR_PACKAGES.$(BITS))
 
 PYTHON.2.7.TEST = /usr/lib/python2.7/test
 PYTHON.3.4.TEST = /usr/lib/python3.4/test