easypost.gemspec in easypost-6.1.0 vs easypost.gemspec in easypost-6.1.1

@@ -22,10 +22,9 @@
   spec.required_ruby_version = '>= 2.6'
 
   spec.add_development_dependency 'brakeman', '~> 5.4'
   spec.add_development_dependency 'faraday', '~> 2.7.5' # used for integration tests
   spec.add_development_dependency 'pry', '~> 0.14'
-  spec.add_development_dependency 'psych', '~> 5.1'
   spec.add_development_dependency 'rake', '~> 13.0'
   spec.add_development_dependency 'rdoc', '~> 6.5'
   spec.add_development_dependency 'rspec', '~> 3.12'
   spec.add_development_dependency 'rubocop', '~> 1.49'
   spec.add_development_dependency 'rubocop-rspec', '2.19' # pin to 2.19 because latest version doesn't support Ruby 2.6