diff --git a/test/staging/sm/WeakMap/symbols.js b/test/staging/sm/WeakMap/symbols.js
index fe4ae1e8d8..ab5199b486 100644
--- a/test/staging/sm/WeakMap/symbols.js
+++ b/test/staging/sm/WeakMap/symbols.js
@@ -4,14 +4,14 @@
  */
 
 /*---
-flags:
-  - noStrict
 info: |
   requires shell-options
 description: |
   pending
 esid: pending
+features: [symbols-as-weakmap-keys]
 ---*/
+
 var m = new WeakMap;
 var sym = Symbol();
 m.set(sym, 0);
@@ -26,4 +26,3 @@ assert.throws(TypeError, () => m.set(sym1, 1));
 var sym2 = Symbol.hasInstance;
 m.set(sym2, 2);
 assert.sameValue(m.get(sym2), 2);
-