.rubocop.yml in hako-0.7.0 vs .rubocop.yml in hako-0.7.1

@@ -1,9 +1,9 @@
 inherit_from: .rubocop_todo.yml
 
 AllCops:
   DisplayCopNames: true
-  TargetRubyVersion: 2.2  # TODO: Upgrade to 2.3
+  TargetRubyVersion: 2.3
 
 Style/GuardClause:
   Enabled: false
 
 Style/HashSyntax: