To upgrade the version of Perl installed on a FreeBSD server: vi /etc/make.conf Add this line (adjust for Perl version): DEFAULT_VERSIONS+=perl5=5.22 Execute on command line (adjust for Perl version): pkg set -o lang/perl5.16:lang/perl5.22 Execute on command line (adjust for Perl version): portupgrade -o lang/perl5.22 -f perl-5.16.\* Execute on command line: portupgrade -rf perl*