$ cpan Terminal does not support AddHistory. To fix that, maybe try> install Term::ReadLine::Perl cpan shell -- CPAN exploration and modules installation (v2.28) Enter 'h' for help. cpan[1]> #### $ tar zxvf TermReadKey-2.38.tar.gz $ cd TermReadKey-2.38 $ perl Makefile.PL $ make $ make test $ make install #### $ tar zxvf Term-ReadLine-Gnu-1.37.tar.gz $ cd Term-ReadLine-Gnu-1.37 $ perl Makefile.PL $ make $ make test $ make install #### $ cpan cpan shell -- CPAN exploration and modules installation (v2.28) Enter 'h' for help. cpan[1]>