dry-struct.gemspec in dry-struct-0.6.0 vs dry-struct.gemspec in dry-struct-0.7.0

@@ -25,16 +25,17 @@
 
   spec.files         = `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(test|spec|features)/}) }
   spec.bindir        = 'exe'
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
+  spec.required_ruby_version = ">= 2.3.0"
 
   spec.add_runtime_dependency 'dry-equalizer', '~> 0.2'
-  spec.add_runtime_dependency 'dry-types', '~> 0.13'
+  spec.add_runtime_dependency 'dry-types', '~> 0.15'
   spec.add_runtime_dependency 'dry-core', '~> 0.4', '>= 0.4.3'
   spec.add_runtime_dependency 'ice_nine', '~> 0.11'
 
-  spec.add_development_dependency 'bundler', '~> 1.6'
+  spec.add_development_dependency 'bundler'
   spec.add_development_dependency 'rake', '~> 11.0'
   spec.add_development_dependency 'rspec', '~> 3.3'
   spec.add_development_dependency 'yard', '~> 0.9.5'
 end