--- a/make-rules/install.rb.mk	Tue Nov 05 06:16:44 2013 -0800
+++ b/make-rules/install.rb.mk	Wed Nov 06 14:12:13 2013 -0800
@@ -38,6 +38,7 @@
 	$(COMPONENT_PRE_INSTALL_ACTION)
 	(cd $(SOURCE_DIR) ; $(ENV) $(COMPONENT_INSTALL_ENV) \
                 ./install.rb --destdir=$(PROTO_DIR) \
+                --ruby=$(RUBY) \
                 --bindir=$(INSTALL_RB_BINDIR) \
                 --sitelibdir=$(VENDOR_RUBY) \
                 --mandir=$(USRSHAREMANDIR))