3 files changed, 13 insertions, 11 deletions
diff --git a/js/src/tests/test262/built-ins/Math/log2/length.js b/js/src/tests/test262/built-ins/Math/log2/length.js
index 4763011f45..0ba4c00ece 100644
--- a/js/src/tests/test262/built-ins/Math/log2/length.js
+++ b/js/src/tests/test262/built-ins/Math/log2/length.js
@@ -21,10 +21,11 @@ info: |
 includes: [propertyHelper.js]
 ---*/
 
-assert.sameValue(Math.log2.length, 1);
-
-verifyNotEnumerable(Math.log2, "length");
-verifyNotWritable(Math.log2, "length");
-verifyConfigurable(Math.log2, "length");
+verifyProperty(Math.log2, "length", {
+  value: 1,
+  writable: false,
+  enumerable: false,
+  configurable: true
+});
 
 reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Math/log2/name.js b/js/src/tests/test262/built-ins/Math/log2/name.js
index 33af36ac29..1c2adc899f 100644
--- a/js/src/tests/test262/built-ins/Math/log2/name.js
+++ b/js/src/tests/test262/built-ins/Math/log2/name.js
@@ -19,10 +19,11 @@ info: |
 includes: [propertyHelper.js]
 ---*/
 
-assert.sameValue(Math.log2.name, "log2");
-
-verifyNotEnumerable(Math.log2, "name");
-verifyNotWritable(Math.log2, "name");
-verifyConfigurable(Math.log2, "name");
+verifyProperty(Math.log2, "name", {
+  value: "log2",
+  writable: false,
+  enumerable: false,
+  configurable: true
+});
 
 reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Math/log2/not-a-constructor.js b/js/src/tests/test262/built-ins/Math/log2/not-a-constructor.js
index 1a40c155c9..6e28337931 100644
--- a/js/src/tests/test262/built-ins/Math/log2/not-a-constructor.js
+++ b/js/src/tests/test262/built-ins/Math/log2/not-a-constructor.js
@@ -25,7 +25,7 @@ assert.sameValue(isConstructor(Math.log2), false, 'isConstructor(Math.log2) must
 
 assert.throws(TypeError, () => {
   new Math.log2();
-}, '`new Math.log2()` throws TypeError');
+});
 
 
 reportCompare(0, 0);