aw.gemspec in aw-0.1.6 vs aw.gemspec in aw-0.1.7

@@ -15,10 +15,10 @@
     `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^test/}) }
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
   spec.add_development_dependency 'bundler',    '~> 2.0'
-  spec.add_development_dependency 'rake',       '~> 12.3'
-  spec.add_development_dependency 'rubocop',    '~> 0.67'
-  spec.add_development_dependency 'simplecov',  '~> 0.16'
+  spec.add_development_dependency 'rake',       '~> 13.0'
+  spec.add_development_dependency 'rubocop',    '~> 0.75'
+  spec.add_development_dependency 'simplecov',  '~> 0.17'
   spec.add_development_dependency 'yard',       '~> 0.9'
 end