diff --git a/src/__test__/examples.spec.ts b/src/__test__/examples.spec.ts
index cdb661d..c8d69ab 100644
--- a/src/__test__/examples.spec.ts
+++ b/src/__test__/examples.spec.ts
@@ -268,7 +268,7 @@ describe('Testing examples', () => {
 
     it('stream.aqua nil length', async () => {
         let result = await nilLengthCall()
-        expect(result).toEqual([]);
+        expect(result).toEqual(0);
     })
 
     it('stream.aqua int functor', async () => {