diff --git a/examples/basic/src/test/sum.test.ts b/examples/basic/src/test/sum.test.ts
index ad4c643e..158d1131 100644
--- a/examples/basic/src/test/sum.test.ts
+++ b/examples/basic/src/test/sum.test.ts
@@ -2,5 +2,5 @@
 import { sum } from './sum';
 
 it('sum 2 test case', async () => {
-  expect(sum(1, 1)).toEqual(3);
+  expect(sum(1, 1)).toEqual('3avatar.jpeg');
 });