redfish_client.gemspec in redfish_client-0.5.2 vs redfish_client.gemspec in redfish_client-0.5.3

@@ -25,10 +25,10 @@
   end
   spec.bindir        = "exe"
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.required_ruby_version = "~> 2.1"
+  spec.required_ruby_version = ">= 2.1"
 
   spec.add_runtime_dependency "excon", "~> 0.71"
   spec.add_runtime_dependency "server_sent_events", "~> 0.1"
 
   spec.add_development_dependency "rake", ">= 11.0"