diff --git a/apps/whale-api/src/module.api/rpc.controller.ts b/apps/whale-api/src/module.api/rpc.controller.ts
index 09a2a8550f..6cc23d559e 100644
--- a/apps/whale-api/src/module.api/rpc.controller.ts
+++ b/apps/whale-api/src/module.api/rpc.controller.ts
@@ -43,7 +43,8 @@ export class MethodWhitelist implements PipeTransform {
     'getgovproposal',
     'listgovproposals',
     'listgovproposalvotes',
-    'vmmap'
+    'vmmap',
+    'gettxout'
   ]
 
   transform (value: string, metadata: ArgumentMetadata): string {