diff --git a/web/pages/api/build-id.ts b/web/pages/api/build-id.ts
index 85406627..f4cdb4b6 100644
--- a/web/pages/api/build-id.ts
+++ b/web/pages/api/build-id.ts
@@ -2,6 +2,16 @@ import path from 'path';
 import fs from 'fs';
 
 export default function handler(req: any, res: any) {
+  res.setHeader('Access-Control-Allow-Origin', '*');
+  res.setHeader('Access-Control-Allow-Methods', 'GET, OPTIONS');
+  res.setHeader('Access-Control-Allow-Headers', 'Content-Type');
+
+  if (req.method === 'OPTIONS') {
+    // Handle preflight
+    res.status(200).end();
+    return;
+  }
+
   const buildId = fs.readFileSync(path.join(process.cwd(), '.next', 'BUILD_ID'), 'utf8').trim();
   res.setHeader('Cache-Control', 's-maxage=31536000, stale-while-revalidate');
   res.status(200).json({ buildId });