cbor.gemspec in cbor-0.5.9.4 vs cbor.gemspec in cbor-0.5.9.5

@@ -14,10 +14,10 @@
   s.files = `git ls-files`.split("\n")
   s.test_files = `git ls-files -- {test,spec}/*`.split("\n")
   s.require_paths = ["lib"]
   s.extensions = ["ext/cbor/extconf.rb"]
 
-  s.add_development_dependency 'bundler', ['~> 1.0']
+  s.add_development_dependency 'bundler', RUBY_VERSION.to_f < 2.3 ? ['~> 1.0'] : ['~> 2.0']
   s.add_development_dependency 'rake', ['~> 0.9.2']
   s.add_development_dependency 'rake-compiler', ['~> 0.8.3']
   s.add_development_dependency 'rspec', ['~> 2.11']
   s.add_development_dependency 'json', ['~> 1.7']
   s.add_development_dependency 'yard', ['~> 0.9.11']