keep_up.gemspec in keep_up-0.8.1 vs keep_up.gemspec in keep_up-0.9.0

@@ -22,15 +22,15 @@
 
   spec.bindir        = "bin"
   spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.required_ruby_version = ">= 2.4.0"
+  spec.required_ruby_version = ">= 2.5.0"
 
   spec.add_runtime_dependency "bundler", [">= 1.15", "< 3.0"]
 
-  spec.add_development_dependency "aruba", "~> 0.14.2"
-  spec.add_development_dependency "cucumber", "~> 3.1"
+  spec.add_development_dependency "aruba", "~> 1.0"
+  spec.add_development_dependency "cucumber", "~> 5.0"
   spec.add_development_dependency "rake", "~> 13.0"
   spec.add_development_dependency "rspec", "~> 3.0"
-  spec.add_development_dependency "simplecov", "~> 0.17.0"
+  spec.add_development_dependency "simplecov", "~> 0.19.0"
 end