--- rubygems-2.4.2/lib/rubygems/test_case.rb.orig 2015-10-21 17:40:57.685124984 +0300 +++ rubygems-2.4.2/lib/rubygems/test_case.rb 2015-10-21 17:41:48.842706457 +0300 @@ -1,7 +1,7 @@ # TODO: $SAFE = 1 begin - gem 'minitest', '~> 4.0' + gem 'minitest' rescue NoMethodError, Gem::LoadError # for ruby tests end