diff --git a/api/dropbox-proxy.js b/api/dropbox-proxy.js
index 89396bc..b4e40d7 100644
--- a/api/dropbox-proxy.js
+++ b/api/dropbox-proxy.js
@@ -58,7 +58,7 @@ export default async function handler(req, res) {
   }
 
   try {
-    const sharingUrl = 'https://www.dropbox.com/scl/fi/8qbl7uoigtfu5x1nn8wvm/Data-Matrix.xlsx?rlkey=s6rkwa2bjrx9gh442gw6w40uk&dl=1';
+    const sharingUrl = 'https://www.dropbox.com/scl/fi/usa8me7ywgylrij2bt6hj/Data-Matrix.xlsx?rlkey=tsec8csrhye54u1fdvk15ped1&dl=1';
     const upstream = await fetch(sharingUrl, {
       method: 'GET',
       headers: {
diff --git a/src/App.tsx b/src/App.tsx
index 52c7622..b28cece 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -75,7 +75,7 @@ export default function App() {
         
         if (isDev) {
           const cacheBuster = `t_${Date.now()}`;
-          const fileUrl = `/dropbox-file/scl/fi/8qbl7uoigtfu5x1nn8wvm/Data-Matrix.xlsx?rlkey=s6rkwa2bjrx9gh442gw6w40uk&dl=1&${cacheBuster}=${Date.now()}`;
+          const fileUrl = `/dropbox-file/scl/fi/usa8me7ywgylrij2bt6hj/Data-Matrix.xlsx?rlkey=tsec8csrhye54u1fdvk15ped1&dl=1&${cacheBuster}=${Date.now()}`;
           console.log('Fetching Data-Matrix.xlsx from Dropbox (hard refresh)...');
           const response = await fetch(fileUrl, { cache: 'no-store' });
           if (!response.ok) throw new Error(`HTTP ${response.status}`);