-Users who do not have up to date sources installed may use a less secure, but simpler approach, validating the checksums after installation. As these are architecture-independent files, the checksums will match on all platforms.
+Users who do not have up to date sources installed may use a less secure, but simpler approach, validating the checksums after installation. As these are architecture-independent files, the checksums will match on all platforms. The FreeBSD-base package repository will need to be enabled before upgrading via man:pkg[8].