diff --git a/test/built-ins/Object/fromEntries/iterator-closed-for-null-entry.js b/test/built-ins/Object/fromEntries/iterator-closed-for-null-entry.js
index 6907a65cadedbcac1ecf41b9e7ff561ec27f70a2..ec4bd3fefd077656a4ffb138e8f375327e7b6dee 100644
--- a/test/built-ins/Object/fromEntries/iterator-closed-for-null-entry.js
+++ b/test/built-ins/Object/fromEntries/iterator-closed-for-null-entry.js
@@ -49,6 +49,7 @@ var iterable = {
   },
 };
 
+assert.sameValue(typeof Object.fromEntries, 'function');
 assert.throws(TypeError, function() {
   Object.fromEntries(iterable);
 });
diff --git a/test/built-ins/Object/fromEntries/iterator-closed-for-string-entry.js b/test/built-ins/Object/fromEntries/iterator-closed-for-string-entry.js
index 81a27e0731b2b0a46000cd72403268bb9f541a57..1910005bd76c7c6d8f188e0587423b81f7d1ede2 100644
--- a/test/built-ins/Object/fromEntries/iterator-closed-for-string-entry.js
+++ b/test/built-ins/Object/fromEntries/iterator-closed-for-string-entry.js
@@ -49,6 +49,7 @@ var iterable = {
   },
 };
 
+assert.sameValue(typeof Object.fromEntries, 'function');
 assert.throws(TypeError, function() {
   Object.fromEntries(iterable);
 });
diff --git a/test/built-ins/Object/fromEntries/iterator-not-closed-for-next-returning-non-object.js b/test/built-ins/Object/fromEntries/iterator-not-closed-for-next-returning-non-object.js
index fba4fbe67e169127195b223753957d9ff50523f9..0af8935bf1e02fd3bd39b2d986bb670be490abc3 100644
--- a/test/built-ins/Object/fromEntries/iterator-not-closed-for-next-returning-non-object.js
+++ b/test/built-ins/Object/fromEntries/iterator-not-closed-for-next-returning-non-object.js
@@ -45,6 +45,7 @@ var iterable = {
   },
 };
 
+assert.sameValue(typeof Object.fromEntries, 'function');
 assert.throws(TypeError, function() {
   Object.fromEntries(iterable);
 });
diff --git a/test/built-ins/Object/fromEntries/iterator-not-closed-for-uncallable-next.js b/test/built-ins/Object/fromEntries/iterator-not-closed-for-uncallable-next.js
index 74ad7a739caccc461919f553e4001401de2be337..aca63b824ddaed98422feaa86435e3aba096efaa 100644
--- a/test/built-ins/Object/fromEntries/iterator-not-closed-for-uncallable-next.js
+++ b/test/built-ins/Object/fromEntries/iterator-not-closed-for-uncallable-next.js
@@ -36,6 +36,7 @@ var iterable = {
   },
 };
 
+assert.sameValue(typeof Object.fromEntries, 'function');
 assert.throws(TypeError, function() {
   Object.fromEntries(iterable);
 });
diff --git a/test/built-ins/Object/fromEntries/requires-argument.js b/test/built-ins/Object/fromEntries/requires-argument.js
index 19b91a53073bacb001080aca69e619d548bbce7d..850a6bc4ea4e4578b0421aece9e3eed0fafd6ad9 100644
--- a/test/built-ins/Object/fromEntries/requires-argument.js
+++ b/test/built-ins/Object/fromEntries/requires-argument.js
@@ -14,6 +14,7 @@ info: |
 features: [Object.fromEntries]
 ---*/
 
+assert.sameValue(typeof Object.fromEntries, 'function');
 assert.throws(TypeError, function() {
   Object.fromEntries();
 });
diff --git a/test/built-ins/Object/fromEntries/string-entry-primitive-throws.js b/test/built-ins/Object/fromEntries/string-entry-primitive-throws.js
index 2a678e3d8aafb340924756daa1e8fb1e7ded4284..09dcf75894b559970f98062feba495833f89abe8 100644
--- a/test/built-ins/Object/fromEntries/string-entry-primitive-throws.js
+++ b/test/built-ins/Object/fromEntries/string-entry-primitive-throws.js
@@ -7,6 +7,7 @@ esid: sec-object.fromentries
 features: [Object.fromEntries]
 ---*/
 
+assert.sameValue(typeof Object.fromEntries, 'function');
 assert.throws(TypeError, function() {
   Object.fromEntries(['ab']);
 });