-            html.transform(input_filename, output_filename, parse_dublincore=options.parse_dublincore,\
-                stylesheet='partial')
+            doc = WLDocument.from_file(input_filename,
+                parse_dublincore=options.parse_dublincore)
+            html = doc.as_html(flags=('full-page',), stylesheet='partial')
+            doc.save_output_file(html, output_path=output_filename)