microformats.gemspec in microformats-4.0.9 vs microformats.gemspec in microformats-4.1.0

@@ -2,11 +2,11 @@
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 
 require 'microformats/version'
 
 Gem::Specification.new do |spec|
-  spec.required_ruby_version = ['>= 2.4', '< 2.6']
+  spec.required_ruby_version = ['>= 2.4', '< 2.7']
 
   spec.name          = 'microformats'
   spec.version       = Microformats::VERSION
   spec.authors       = ['Shane Becker', 'Jessica Lynn Suttles', 'Ben Roberts']
   spec.email         = ['[e-mail]', '[e-mail]', '[e-mail]']
@@ -21,10 +21,10 @@
   spec.executables   = ['microformats']
   spec.require_paths = ['lib']
 
   spec.post_install_message = 'Prior to version 4.0.0, the microformats gem was named "microformats2."'
 
-  spec.add_development_dependency 'bundler', '~> 1.16', '>= 1.16.2'
+  spec.add_development_dependency 'bundler', '>= 1.16.2', '< 2.1'
   spec.add_development_dependency 'guard-rspec', '~> 4.7', '>= 4.7.3'
   spec.add_development_dependency 'rake', '~> 12.3', '>= 12.3.1'
   spec.add_development_dependency 'rb-fsevent', '~> 0.10.3'
   spec.add_development_dependency 'rspec', '~> 3.8'
   spec.add_development_dependency 'rubocop', '~> 0.58.2'