There is provided a method of managing a plurality of data files using a plurality of schemas. The method comprises selecting a first schema from the plurality of schemas, determining current data files of the plurality of data files with respect to the first schema, identifying an outdated data file of the plurality of data files with respect to the first schema, selecting a transform file configured to transform the outdated data file into a current data file with respect to the first schema, transforming the outdated data file into a current data file with respect to the first schema by applying the transform file to the outdated data file. The method may further comprise validating the current data file against the first schema after transforming the outdated data file. The data files, schema, and transform file may comprise, respectively, an XML file, an XSD file, and an XSLT file.