diff --git a/package.json b/package.json
index ab4f970..2c0bae5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@tp/helpers",
-  "version": "2.10.0",
+  "version": "2.10.1",
   "description": "",
   "main": "closest.js",
   "scripts": {
diff --git a/upload-files.js b/upload-files.js
index 1f1284c..eb90379 100644
--- a/upload-files.js
+++ b/upload-files.js
@@ -8,7 +8,7 @@ export const upload = function(superClass) {
      * @param {Object} opts Upload options
      * @returns Promise
      */
-    uploadFiles(url, files = [], data = {}) {
+    uploadFiles(url, files = [], data = {}, fileKey = '') {
       return new Promise((resolve, reject) => {
         const request = new XMLHttpRequest();
         const formData = new FormData();
@@ -49,7 +49,7 @@ export const upload = function(superClass) {
         });
 
         for (let i = 0; i < files.length; i++) {
-          formData.append(files[i].name, files[i]);
+          formData.append(fileKey ?? files[i].name, files[i]);
         }
 
         document.dispatchEvent(new CustomEvent('before-request', { detail: request, bubbles: true, composed: true }));