TYPO3:
  CMS:
    Form:
      persistenceManager:
        allowSaveToExtensionPaths: true
        allowedExtensionPaths:
          10: EXT:sitepackage/Resources/Private/Forms/

      prototypes:
        standard:
          formElementsDefinition:
            Form:
              renderingOptions:
                translation:
                  translationFile:
                    - 'EXT:form/Resources/Private/Language/locallang.xlf'
                    - 'EXT:sitepackage/Resources/Private/Language/locallang.xlf'