ssh: “perl: warning: Setting locale failed”

Environment: CentOS 7.6.1810

When logging in from a WSL console (Windows 10, v1809, Build 17763.615 + Ubuntu 18.04) into my CentOS box it seems to be complaining about locale settings.

perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LANG = "C.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").


According to this page, you can just add the following lines to /etc/environment file: