flexdot.gemspec in flexdot-3.0.0 vs flexdot.gemspec in flexdot-3.1.0

@@ -8,12 +8,14 @@
 
   spec.summary       = 'A Flexible and Rake based dotfile manager'
   spec.description   = 'Flexdot is a Flexible and Rake based dotfile manager'
   spec.homepage      = 'https://github.com/hidakatsuya/flexdot'
   spec.license       = 'MIT'
-  spec.required_ruby_version = Gem::Requirement.new('>= 2.5.0')
+  spec.required_ruby_version = Gem::Requirement.new('>= 2.6.0')
 
   spec.files         = Dir.chdir(File.expand_path('..', __FILE__)) do
     `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(test)/}) }
   end
   spec.require_paths = ['lib']
+
+  spec.add_dependency 'rake', '>= 12.0'
 end