diff --git a/test/built-ins/SharedArrayBuffer/prototype/prop-desc.js b/test/built-ins/SharedArrayBuffer/prototype/prop-desc.js
index 03792b5a9c..d57c8a3a43 100644
--- a/test/built-ins/SharedArrayBuffer/prototype/prop-desc.js
+++ b/test/built-ins/SharedArrayBuffer/prototype/prop-desc.js
@@ -7,6 +7,7 @@ info: |
   This property has the attributes { [[Writable]]: false, [[Enumerable]]:
   false, [[Configurable]]: false }.
 includes: [propertyHelper.js]
+features: [SharedArrayBuffer]
 ---*/
 
 verifyProperty(SharedArrayBuffer, 'prototype', {