diff --git a/src/pages/_api/api/index-supply.ts b/src/pages/_api/api/index-supply.ts
index 38b3927c..e8f7c401 100644
--- a/src/pages/_api/api/index-supply.ts
+++ b/src/pages/_api/api/index-supply.ts
@@ -115,7 +115,7 @@ export async function OPTIONS(request: Request): Promise<Response> {
 }
 
 function cors(origin: string | null): Record<string, string> {
-  const allowedOrigins = ['https://docs.tempo.xyz']
+  const allowedOrigins = ['https://docs.tempo.xyz', 'https://mainnet.docs.tempo.xyz']
 
   if (origin?.includes('vercel.app')) allowedOrigins.push(origin)
   if (process.env.NODE_ENV === 'development') allowedOrigins.push('http://localhost:5173')
diff --git a/vercel.json b/vercel.json
index c84e5c27..2c687922 100644
--- a/vercel.json
+++ b/vercel.json
@@ -33,4 +33,4 @@
       "destination": "https://us.i.posthog.com/:path"
     }
   ]
-}
\ No newline at end of file
+}