headdesk.gemspec in headdesk-0.5.0 vs headdesk.gemspec in headdesk-0.5.1

@@ -31,10 +31,10 @@
   end
   spec.bindir        = 'exe'
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
-  spec.add_development_dependency 'bundler', '~> 1.16'
+  spec.add_development_dependency 'bundler', '~> 2.0'
   spec.add_development_dependency 'rake', '~> 10.0'
   spec.add_development_dependency 'reek', '~> 5.2'
   spec.add_development_dependency 'rspec', '~> 3.8'
 
   spec.add_dependency 'awesome_print', '~> 1.8'