FTR, this seems to have been addressed in Module::ScanDeps, but not yet released to CPAN.

See https://github.com/rschupp/Module-ScanDeps/commit/4246307b1a391282a779dc91adbda1288c32a727, https://github.com/rschupp/PAR-Packer/issues/47 and https://github.com/rschupp/PAR-Packer/issues/44