The same problem appears to exist in the 4.x branch as well. #415 just updated to slevomat/coding-standard 8.19.1 and get this error when doing a cs-check ``` PHP Fatal error: Uncaught Error: Access to undeclared static property SlevomatCodingStandard\Helpers\TokenHelper::$typeKeywordTokenCodes in C:\git\cms\vendor\cakephp\cakephp-codesniffer\CakePHP\Sniffs\Classes\ReturnTypeHintSniff.php:233 ```