We still build /ports with INDEX-10 IMHO we should upgrade to INDEX-11
A commit references this bug: Author: wosch Date: Tue Oct 3 11:17:44 UTC 2017 New revision: 51031 URL: https://svnweb.freebsd.org/changeset/doc/51031 Log: upgrade to INDEX-11 PR: 222677 Changes: head/share/mk/web.site.mk