Error p. 87: Unit ntpd.service not found.non-zero return code

[rpappalax]

[WARNING]: Consider using the service module rather than running 'service'.  If you need to use command because service is insufficient you can add 'warn:
false' to this command task or set 'command_warnings=False' in ansible.cfg to get rid of this message.
192.168.60.4 | FAILED | rc=5 >>
Redirecting to /bin/systemctl restart ntpd.service
Failed to restart ntpd.service: Unit ntpd.service not found.non-zero return code

[geerlingguy]

Yikes! Sorry about that; I had been swapping things out to work with chronyd, but had forgotten a few extra references to ntpd. Those are fixed in the latest version of the book.