CONFIGURE_REQUIRES => { 'Inline::MakeMaker' => 0.45, 'ExtUtils::MakeMaker' => 6.62, }, #### Finally, you need to modify the Makefile.PL. Simply change: use ExtUtils::MakeMaker; to use Inline::MakeMaker; #### Finally, you need to make the following modifications to Makefile.PL. Change: use ExtUtils::MakeMaker; to use Inline::MakeMaker; And add the following directive to WriteMakefile(): CONFIGURE_REQUIRES => { 'Inline::MakeMaker' => 0.45, 'ExtUtils::MakeMaker' => 6.62, },