Its because your copy of ExtUtils::MakeMaker doesn't support that option. App::EUMM::Upgrade can help you upgrade your Makefile.PL

update: Hmm, MIN_PERL_VERSION - minimum version of Perl required for module work. Not used currently, but will be in the future.

In reply to Re^4: specify minimum perl version with Makefile.PL? by Anonymous Monk
in thread specify minimum perl version with Makefile.PL? by johannp

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