3 files changed, 13 insertions, 11 deletions
diff --git a/js/src/tests/test262/built-ins/Number/isSafeInteger/length.js b/js/src/tests/test262/built-ins/Number/isSafeInteger/length.js
index bcc7e6a770..10c28bd884 100644
--- a/js/src/tests/test262/built-ins/Number/isSafeInteger/length.js
+++ b/js/src/tests/test262/built-ins/Number/isSafeInteger/length.js
@@ -22,10 +22,11 @@ info: |
 includes: [propertyHelper.js]
 ---*/
 
-assert.sameValue(Number.isSafeInteger.length, 1);
-
-verifyNotEnumerable(Number.isSafeInteger, "length");
-verifyNotWritable(Number.isSafeInteger, "length");
-verifyConfigurable(Number.isSafeInteger, "length");
+verifyProperty(Number.isSafeInteger, "length", {
+  value: 1,
+  writable: false,
+  enumerable: false,
+  configurable: true
+});
 
 reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Number/isSafeInteger/name.js b/js/src/tests/test262/built-ins/Number/isSafeInteger/name.js
index 3844d43e13..0e892691df 100644
--- a/js/src/tests/test262/built-ins/Number/isSafeInteger/name.js
+++ b/js/src/tests/test262/built-ins/Number/isSafeInteger/name.js
@@ -19,10 +19,11 @@ info: |
 includes: [propertyHelper.js]
 ---*/
 
-assert.sameValue(Number.isSafeInteger.name, "isSafeInteger");
-
-verifyNotEnumerable(Number.isSafeInteger, "name");
-verifyNotWritable(Number.isSafeInteger, "name");
-verifyConfigurable(Number.isSafeInteger, "name");
+verifyProperty(Number.isSafeInteger, "name", {
+  value: "isSafeInteger",
+  writable: false,
+  enumerable: false,
+  configurable: true
+});
 
 reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Number/isSafeInteger/not-a-constructor.js b/js/src/tests/test262/built-ins/Number/isSafeInteger/not-a-constructor.js
index dca11c9cd3..d1d73d7d26 100644
--- a/js/src/tests/test262/built-ins/Number/isSafeInteger/not-a-constructor.js
+++ b/js/src/tests/test262/built-ins/Number/isSafeInteger/not-a-constructor.js
@@ -25,7 +25,7 @@ assert.sameValue(isConstructor(Number.isSafeInteger), false, 'isConstructor(Numb
 
 assert.throws(TypeError, () => {
   new Number.isSafeInteger();
-}, '`new Number.isSafeInteger()` throws TypeError');
+});
 
 
 reportCompare(0, 0);