.rubocop.yml in sniffer-0.3.1 vs .rubocop.yml in sniffer-0.3.2

@@ -9,10 +9,10 @@
     - 'Gemfile'
     - 'Rakefile'
     - '*.gemspec'
   DisplayCopNames: true
   StyleGuideCopsOnly: false
-  TargetRubyVersion: 2.4
+  TargetRubyVersion: 2.2
 
 Naming/AccessorMethodName:
   Enabled: false
 
 Style/PercentLiteralDelimiters: