Declaration of Drupal\Core\Security\PharExtensionInterceptor::assert(string $path, string $command): bool must be compatible with TYPO3\PharStreamWrapper\Assertable::assert($path, $command)

Updating core to 8.8.0, and getting the error: Declaration of Drupal\Core\Security\PharExtensionInterceptor::assert(string $path, string $command): bool must be compatible with TYPO3\PharStreamWrapper\Assertable::assert($path, $command)