.rubocop.yml in belated-0.6.5 vs .rubocop.yml in belated-0.6.6

@@ -1,10 +1,11 @@
 AllCops:
-  TargetRubyVersion: 2.7
+  TargetRubyVersion: 2.6
   NewCops: enable
   Exclude:
     - 'dummy/**/*'
     - 'vendor/**/*'
+    - '*gemspec'
 
 Lint/HashCompareByIdentity:
   Enabled: false
 
 Style/StringLiterals:
\ No newline at end of file