3 files changed, 13 insertions, 11 deletions
diff --git a/js/src/tests/test262/built-ins/Math/imul/length.js b/js/src/tests/test262/built-ins/Math/imul/length.js
index e457fa6151..67dd3a89b8 100644
--- a/js/src/tests/test262/built-ins/Math/imul/length.js
+++ b/js/src/tests/test262/built-ins/Math/imul/length.js
@@ -21,10 +21,11 @@ info: |
 includes: [propertyHelper.js]
 ---*/
 
-assert.sameValue(Math.imul.length, 2);
-
-verifyNotEnumerable(Math.imul, "length");
-verifyNotWritable(Math.imul, "length");
-verifyConfigurable(Math.imul, "length");
+verifyProperty(Math.imul, "length", {
+  value: 2,
+  writable: false,
+  enumerable: false,
+  configurable: true
+});
 
 reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Math/imul/name.js b/js/src/tests/test262/built-ins/Math/imul/name.js
index 46ed5dde63..8549eaa2fe 100644
--- a/js/src/tests/test262/built-ins/Math/imul/name.js
+++ b/js/src/tests/test262/built-ins/Math/imul/name.js
@@ -19,10 +19,11 @@ info: |
 includes: [propertyHelper.js]
 ---*/
 
-assert.sameValue(Math.imul.name, "imul");
-
-verifyNotEnumerable(Math.imul, "name");
-verifyNotWritable(Math.imul, "name");
-verifyConfigurable(Math.imul, "name");
+verifyProperty(Math.imul, "name", {
+  value: "imul",
+  writable: false,
+  enumerable: false,
+  configurable: true
+});
 
 reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Math/imul/not-a-constructor.js b/js/src/tests/test262/built-ins/Math/imul/not-a-constructor.js
index 000f83ab72..ab5492a6f7 100644
--- a/js/src/tests/test262/built-ins/Math/imul/not-a-constructor.js
+++ b/js/src/tests/test262/built-ins/Math/imul/not-a-constructor.js
@@ -25,7 +25,7 @@ assert.sameValue(isConstructor(Math.imul), false, 'isConstructor(Math.imul) must
 
 assert.throws(TypeError, () => {
   new Math.imul();
-}, '`new Math.imul()` throws TypeError');
+});
 
 
 reportCompare(0, 0);