data_set.gemspec in data_set-1.1.0 vs data_set.gemspec in data_set-2.0.0

@@ -19,10 +19,10 @@
   end
   spec.bindir        = "exe"
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_development_dependency "bundler", "~> 1.13"
+  spec.add_development_dependency "bundler", "~> 2.0"
   spec.add_development_dependency "rake", "~> 10.0"
   spec.add_development_dependency "rspec", "~> 3.0"
   spec.add_development_dependency "cucumber", "~> 3.0"
   spec.add_development_dependency "rubocop"
   spec.add_development_dependency "pry"