README.md in metadata-json-lint-4.0.0 vs README.md in metadata-json-lint-4.1.0

- old
+ new

@@ -9,10 +9,11 @@
 
 The metadata-json-lint tool validates and lints `metadata.json` files in Puppet modules against style guidelines from the [Puppet Forge module metadata](https://docs.puppet.com/puppet/latest/modules_publishing.html#write-a-metadatajson-file) recommendations.
 
 ## Compatibility
 
-metadata-json-lint is compatible with Ruby versions 2.0.0, 2.1.9, 2.3.1, and 2.4.1.
+metadata-json-lint is tested on Ruby 2.7 to 3.3. The the authoritative source,
+check the `required_ruby_version` attribute in the gemspec file.
 
 ## Installation
 
 via `gem` command:
 ``` shell