diff --git a/index.html b/index.html
index c53ceec..4e6f228 100644
--- a/index.html
+++ b/index.html
@@ -92,6 +92,7 @@
       import { ESPLoader, Transport } from "https://unpkg.com/esptool-js/bundle.js";
 
       let esploader = null;
+      const corsProxy = "https://corsproxy.laxilef.workers.dev/?";
       const fwVersion = document.querySelector("[name='fwVersion']");
       const fwBoardContainer = document.querySelector(".fwBoardContainer");
       const fwBoard = document.querySelector("[name='fwBoard']");
@@ -168,7 +169,7 @@
             fwBoard.remove(1);
           }
 
-          const response = await fetch(`https://corsproxy.io/?url=${configUrl}`, {
+          const response = await fetch(`${corsProxy}${configUrl}`, {
             cache: "no-cache"
           });
           const boards = await response.json();
@@ -270,7 +271,7 @@
           statusContainer.textContent = "Downloading files...";
 
           for (let file of files) {
-            const response = await fetch(`https://corsproxy.io/?url=${file.url}`, {
+            const response = await fetch(`${corsProxy}${file.url}`, {
               cache: "no-cache"
             });
             const firmwareArrayBuffer = await response.arrayBuffer();