diff --git a/src/routes/management/files.js b/src/routes/management/files.js
index 016eb80..f15d049 100644
--- a/src/routes/management/files.js
+++ b/src/routes/management/files.js
@@ -15,7 +15,7 @@ const listAllowedFilters = [
   'updatedAt',
   '_reference',
 ];
-const listAllowedSorters = ['name', 'type', 'size', 'createdAt', 'temp', 'updatedAt'];
+const listAllowedSorters = ['name', 'type', 'size', 'createdAt', 'temp', 'updatedAt', 'extension'];
 const propertiesAllowedFilters = ['type', 'extension'];
 import {
   listFilesRouteHandler,
@@ -32,15 +32,24 @@ import {
   getFileHistoryRouteHandler,
   searchFilesRouteHandler,
   getFilePropertyValuesRouteHandler,
-
-  getFileNeighborsRouteHandler
+  getFileNeighborsRouteHandler,
 } from '../../services/management/files.js';
 
 // list of files
 router.get('/', isAuthenticated, checkPermissions('file', 'list'), async (req, res) => {
   const { page, limit, property, search, sortProperty, sortOrder } = req.query;
-    const filter = await getFilter(req.query, listAllowedFilters);
-  listFilesRouteHandler(req, res, page, limit, property, filter, search, getSort(sortProperty, listAllowedSorters), sortOrder);
+  const filter = await getFilter(req.query, listAllowedFilters);
+  listFilesRouteHandler(
+    req,
+    res,
+    page,
+    limit,
+    property,
+    filter,
+    search,
+    getSort(sortProperty, listAllowedSorters),
+    sortOrder
+  );
 });
 
 router.get('/properties', checkPermissions('file', 'list'), isAuthenticated, async (req, res) => {
@@ -53,24 +62,15 @@ router.get('/properties', checkPermissions('file', 'list'), isAuthenticated, asy
   listFilesByPropertiesRouteHandler(req, res, properties, filter, masterFilter);
 });
 
-router.get(
-  '/values',
-  checkPermissions('file', 'list'),
-  isAuthenticated,
-  async (req, res) => {
-    const { property } = req.query;
-    const filter = await getFilter(req.query, listAllowedFilters, true);
-    var masterFilter = {};
-    if (req.query.masterFilter) {
-      masterFilter = await getFilter(
-        JSON.parse(req.query.masterFilter),
-        listAllowedFilters,
-        true
-      );
-    }
-    getFilePropertyValuesRouteHandler(req, res, property, filter, masterFilter);
+router.get('/values', checkPermissions('file', 'list'), isAuthenticated, async (req, res) => {
+  const { property } = req.query;
+  const filter = await getFilter(req.query, listAllowedFilters, true);
+  var masterFilter = {};
+  if (req.query.masterFilter) {
+    masterFilter = await getFilter(JSON.parse(req.query.masterFilter), listAllowedFilters, true);
   }
-);
+  getFilePropertyValuesRouteHandler(req, res, property, filter, masterFilter);
+});
 
 router.get('/search', checkPermissions('file', 'list'), isAuthenticated, async (req, res) => {
   const { search } = req.query;
@@ -98,7 +98,16 @@ router.delete('/:id/flush', isAuthenticated, async (req, res) => {
 router.get('/neighbors', isAuthenticated, async (req, res) => {
   const { property, search, sortProperty, sortOrder, id } = req.query;
   const filter = await getFilter(req.query, listAllowedFilters);
-  getFileNeighborsRouteHandler(req, res, property, filter, search, getSort(sortProperty, listAllowedSorters), sortOrder, id);
+  getFileNeighborsRouteHandler(
+    req,
+    res,
+    property,
+    filter,
+    search,
+    getSort(sortProperty, listAllowedSorters),
+    sortOrder,
+    id
+  );
 });
 
 router.get('/:id', isAuthenticated, async (req, res) => {
@@ -117,24 +126,19 @@ router.put('/:id', isAuthenticated, checkPermissions('file', 'edit'), async (req
   editFileRouteHandler(req, res);
 });
 
-router.delete(
-  '/delete',
-  isAuthenticated,
-  checkPermissions('file', 'delete'),
-  async (req, res) => {
-    const filter = await getFilter(
-      req.query.filter ? JSON.parse(req.query.filter) : {},
-      listAllowedFilters,
-      true
-    );
-    const masterFilter = await getFilter(
-      req.query.masterFilter ? JSON.parse(req.query.masterFilter) : {},
-      listAllowedFilters,
-      true
-    );
-    deleteFileByFilterRouteHandler(req, res, filter, masterFilter);
-  }
-);
+router.delete('/delete', isAuthenticated, checkPermissions('file', 'delete'), async (req, res) => {
+  const filter = await getFilter(
+    req.query.filter ? JSON.parse(req.query.filter) : {},
+    listAllowedFilters,
+    true
+  );
+  const masterFilter = await getFilter(
+    req.query.masterFilter ? JSON.parse(req.query.masterFilter) : {},
+    listAllowedFilters,
+    true
+  );
+  deleteFileByFilterRouteHandler(req, res, filter, masterFilter);
+});
 
 router.delete('/:id', isAuthenticated, async (req, res) => {
   deleteFileRouteHandler(req, res);