diff --git a/reflex/.templates/web/utils/state.js b/reflex/.templates/web/utils/state.js
index 0fe7648ba..417032912 100644
--- a/reflex/.templates/web/utils/state.js
+++ b/reflex/.templates/web/utils/state.js
@@ -346,7 +346,7 @@ export const connect = async (
  */
 export const uploadFiles = async (handler, files, upload_id, on_upload_progress, socket) => {
   // return if there's no file to upload
-  if (files.length == 0) {
+  if (files === undefined || files.length === 0) {
     return false;
   }