diff --git a/hosted-sdk-demo/src/helper.ts b/hosted-sdk-demo/src/helper.ts
index 5e2da76..6f3171a 100644
--- a/hosted-sdk-demo/src/helper.ts
+++ b/hosted-sdk-demo/src/helper.ts
@@ -1,7 +1,7 @@
 import axios from 'axios';
 import { ethers } from 'ethers';
 
-const HOSTED_SDK_URL = 'https://api-v2.pendle.finance/external/';
+const HOSTED_SDK_URL = 'https://api-v2.pendle.finance/api/external/';
 
 type MethodReturnType<Data> = {
     tx: {