lib/gemsmith/templates/%gem_name%/%gem_name%.gemspec.tt in gemsmith-13.3.0 vs lib/gemsmith/templates/%gem_name%/%gem_name%.gemspec.tt in gemsmith-13.4.0

@@ -50,10 +50,11 @@
   <%- end -%>
   <%- if config.dig(:generate, :rspec) -%>
   spec.add_development_dependency "<%= config.dig(:generate, :engine) ? "rspec-rails" : "rspec" %>", "~> 3.8"
   <%- end -%>
   <%- if config.dig(:generate, :rubocop) -%>
-  spec.add_development_dependency "rubocop", "~> 0.63"
+  spec.add_development_dependency "rubocop", "~> 0.67"
+  spec.add_development_dependency "rubocop-performance", "~> 1.1"
   <%- end -%>
   <%- if config.dig(:generate, :rubocop) && config.dig(:generate, :rspec) -%>
   spec.add_development_dependency "rubocop-rspec", "~> 1.30"
   <%- end -%>
   <%- if config.dig(:generate, :code_climate) -%>