Package check result: NOTE

Check: CRAN incoming feasibility, Result: NOTE
  Maintainer: ‘Emmanuel Blondel <emmanuel.blondel1@gmail.com>’
  
  Found the following (possibly) invalid URLs:
    URL: https://en.ird.fr/
      From: inst/doc/zen4R.html
            README.md
      Status: 404
      Message: Not Found

No changes to worse in reverse depends.