Category filtering

We are using the WPDM directory addon and want to filter to have only certain categories, below is the shortcode im using butits not filtering jsut those categories, thanks

[wpdm_archive_filter items_per_page=”9″ template=”link-template-default” cols=1 categories=”vsi-diagrams,obsolete-product-owner-manuals,technical-bulletins,vehicle-wiring-diagrams”]