diff --git a/offchain-modules/packages/x/src/ckb/tx-helper/indexer.ts b/offchain-modules/packages/x/src/ckb/tx-helper/indexer.ts
index 79a96f09..e8b042d6 100644
--- a/offchain-modules/packages/x/src/ckb/tx-helper/indexer.ts
+++ b/offchain-modules/packages/x/src/ckb/tx-helper/indexer.ts
@@ -94,7 +94,7 @@ export class CkbIndexer implements Indexer {
   }
 
   async tip(): Promise<Tip> {
-    const res = await this.request('get_indexer_tip');
+    const res = await this.request('get_tip');
     return res as Tip;
   }