# change sources.list mv /etc/apt/sources.list /etc/apt/sources.list.old echo deb http://deb.devuan.org/merged beowulf main >> /etc/apt/sources.list echo deb http://deb.devuan.org/merged beowulf-updates main >> /etc/apt/sources.list echo deb http://deb.devuan.org/merged beowulf-security main >> /etc/apt/sources.list # NOTE: you should check sources.list.d for any extra listings before you proceed. apt update apt -y upgrade apt -y dist-upgrade apt -y autoremove reboot # remove certbot-auto and install via apt mkdir ~/trash mv /opt/eff.org /etc/cron.d/certbot /usr/local/bin/certbot-auto ~/trash apt install certbot