kobot.gemspec in kobot-1.0.0 vs kobot.gemspec in kobot-1.1.0

- old
+ new
@@ -15,10 +15,10 @@
     and with Google Gmail service email notification can also be sent to notify the results.
   DESC
 
   spec.homepage                      = 'https://github.com/yuan-jiang/kobot'
   spec.license                       = 'MIT'
-  spec.required_ruby_version         = Gem::Requirement.new('>= 2.3.0')
+  spec.required_ruby_version         = Gem::Requirement.new('>= 2.4.0')
 
   spec.metadata['allowed_push_host'] = 'https://rubygems.org/'
   spec.metadata['homepage_uri']      = spec.homepage
   spec.metadata['source_code_uri']   = 'https://github.com/yuan-jiang/kobot'
   spec.metadata['changelog_uri']     = 'https://github.com/yuan-jiang/kobot/blob/master/CHANGELOG.md'