diff --git a/deno/ext/stacksjs-helper-generator.ts b/deno/ext/stacksjs-helper-generator.ts
index dc59adc71..50acd5dbf 100644
--- a/deno/ext/stacksjs-helper-generator.ts
+++ b/deno/ext/stacksjs-helper-generator.ts
@@ -43,7 +43,7 @@
 //     ...
 // }
 
-import { Clarinet, Contract, Account, StacksNode } from '../index';
+import { Clarinet, Contract, Account, StacksNode } from '../index.ts';
 
 Clarinet.run({
     async fn(accounts: Map<string, Account>, contracts: Map<string, Contract>, node: StacksNode) {