link-header-parser.gemspec in link-header-parser-2.1.0 vs link-header-parser.gemspec in link-header-parser-2.2.0

@@ -1,9 +1,9 @@
 require_relative 'lib/link_header_parser/version'
 
 Gem::Specification.new do |spec|
-  spec.required_ruby_version = Gem::Requirement.new('>= 2.5', '< 2.8')
+  spec.required_ruby_version = Gem::Requirement.new('>= 2.5', '< 4')
 
   spec.name          = 'link-header-parser'
   spec.version       = LinkHeaderParser::VERSION
   spec.authors       = ['Jason Garber']
   spec.email         = ['[e-mail]']
@@ -11,16 +11,16 @@
   spec.summary       = 'Parse HTTP Link headers.'
   spec.description   = spec.summary
   spec.homepage      = 'https://github.com/jgarber623/link-header-parser-ruby'
   spec.license       = 'MIT'
 
-  spec.files         = Dir.chdir(File.expand_path(__dir__)) do
-    `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(bin|spec)/}) }
-  end
+  spec.files         = Dir['lib/**/*'].reject { |f| File.directory?(f) }
+  spec.files        += %w[LICENSE CHANGELOG.md CONTRIBUTING.md README.md]
+  spec.files        += %w[link-header-parser.gemspec]
 
   spec.require_paths = ['lib']
 
   spec.metadata['bug_tracker_uri'] = "#{spec.homepage}/issues"
   spec.metadata['changelog_uri']   = "#{spec.homepage}/blob/v#{spec.version}/CHANGELOG.md"
 
-  spec.add_runtime_dependency 'absolutely', '~> 5.0'
+  spec.add_runtime_dependency 'absolutely', '~> 5.1'
 end