Package check result: NOTE

Check: CRAN incoming feasibility, Result: NOTE
  Maintainer: ‘Joshua Pritikin <jpritikin@pobox.com>’
  
  Found the following (possibly) invalid URLs:
    URL: https://openmx.ssri.psu.edu/
      From: inst/doc/customitem.html
            inst/doc/flexmirt-plots.html
      Status: Error
      Message: SSL peer certificate or SSH remote key was not OK [openmx.ssri.psu.edu]: server verification failed: certificate signer not trusted. (CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none)

No changes to worse in reverse depends.