diff --git a/test/built-ins/Atomics/sub/non-shared-bufferdata.js b/test/built-ins/Atomics/sub/non-shared-bufferdata.js
index 2bd71d45ba..500f49baa3 100644
--- a/test/built-ins/Atomics/sub/non-shared-bufferdata.js
+++ b/test/built-ins/Atomics/sub/non-shared-bufferdata.js
@@ -14,6 +14,6 @@ testWithAtomicsFriendlyTypedArrayConstructors(TA => {
   );
 
   assert.sameValue(Atomics.store(view, 0, 1), 1, 'Atomics.store(view, 0, 1) returns 1');
-  assert.sameValue(Atomics.sub(view, 0, 1), 0, 'Atomics.sub(view, 0, 1) returns 0');
+  assert.sameValue(Atomics.sub(view, 0, 1), 1, 'Atomics.sub(view, 0, 1) returns 1');
   assert.sameValue(Atomics.load(view, 0), 0, 'Atomics.load(view, 0) returns 0');
 });