diff --git a/ixbrl.gemspec b/ixbrl.gemspec index a58d937..55a9d30 100644 --- a/ixbrl.gemspec +++ b/ixbrl.gemspec @@ -33,7 +33,7 @@ Gem::Specification.new do |spec| spec.add_runtime_dependency 'rubyzip', '>= 1.0.0' spec.add_runtime_dependency 'parallel' - spec.add_development_dependency "bundler", "~> 1.13" + spec.add_development_dependency "bundler", "~> 2.1" spec.add_development_dependency "rake", "~> 12.3" spec.add_development_dependency "rspec", "~> 3.0" end