diff --git a/test/built-ins/RegExp/prototype/dotAll/this-val-invalid-obj.js b/test/built-ins/RegExp/prototype/dotAll/this-val-invalid-obj.js
index 0f0d3909b93..4998f489eae 100644
--- a/test/built-ins/RegExp/prototype/dotAll/this-val-invalid-obj.js
+++ b/test/built-ins/RegExp/prototype/dotAll/this-val-invalid-obj.js
@@ -28,3 +28,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   dotAll.call(arguments);
 }, 'arguments object');
+
+assert.throws(TypeError, function() {
+  dotAll.call(() => {});
+}, 'function object');
diff --git a/test/built-ins/RegExp/prototype/dotAll/this-val-non-obj.js b/test/built-ins/RegExp/prototype/dotAll/this-val-non-obj.js
index c400b1ba6c6..470d192dab3 100644
--- a/test/built-ins/RegExp/prototype/dotAll/this-val-non-obj.js
+++ b/test/built-ins/RegExp/prototype/dotAll/this-val-non-obj.js
@@ -38,3 +38,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   dotAll.call(4);
 }, "number");
+
+assert.throws(TypeError, function() {
+  dotAll.call(4n);
+}, "bigint");
diff --git a/test/built-ins/RegExp/prototype/flags/this-val-non-obj.js b/test/built-ins/RegExp/prototype/flags/this-val-non-obj.js
index 2211ae013dc..bb553dcb029 100644
--- a/test/built-ins/RegExp/prototype/flags/this-val-non-obj.js
+++ b/test/built-ins/RegExp/prototype/flags/this-val-non-obj.js
@@ -35,3 +35,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   get.call(Symbol());
 }, 'symbol');
+
+assert.throws(TypeError, function() {
+  get.call(4n);
+}, 'bigint');
diff --git a/test/built-ins/RegExp/prototype/global/this-val-invalid-obj.js b/test/built-ins/RegExp/prototype/global/this-val-invalid-obj.js
index 1255c17fefc..dc9e85cfbc6 100644
--- a/test/built-ins/RegExp/prototype/global/this-val-invalid-obj.js
+++ b/test/built-ins/RegExp/prototype/global/this-val-invalid-obj.js
@@ -24,3 +24,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   get.call(arguments);
 }, 'arguments object');
+
+assert.throws(TypeError, function() {
+  get.call(() => {});
+}, 'function object');
diff --git a/test/built-ins/RegExp/prototype/global/this-val-non-obj.js b/test/built-ins/RegExp/prototype/global/this-val-non-obj.js
index a1c0515b61a..c68b4287348 100644
--- a/test/built-ins/RegExp/prototype/global/this-val-non-obj.js
+++ b/test/built-ins/RegExp/prototype/global/this-val-non-obj.js
@@ -35,3 +35,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   get.call(symbol);
 }, 'symbol');
+
+assert.throws(TypeError, function() {
+  get.call(4n);
+}, 'bigint');
diff --git a/test/built-ins/RegExp/prototype/hasIndices/this-val-invalid-obj.js b/test/built-ins/RegExp/prototype/hasIndices/this-val-invalid-obj.js
index ac5b596a664..27c54cf5dde 100644
--- a/test/built-ins/RegExp/prototype/hasIndices/this-val-invalid-obj.js
+++ b/test/built-ins/RegExp/prototype/hasIndices/this-val-invalid-obj.js
@@ -28,3 +28,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   hasIndices.call(arguments);
 }, 'arguments object');
+
+assert.throws(TypeError, function() {
+  hasIndices.call(() => {});
+}, 'function object');
diff --git a/test/built-ins/RegExp/prototype/hasIndices/this-val-non-obj.js b/test/built-ins/RegExp/prototype/hasIndices/this-val-non-obj.js
index 325c9ca4aac..2434c72853a 100644
--- a/test/built-ins/RegExp/prototype/hasIndices/this-val-non-obj.js
+++ b/test/built-ins/RegExp/prototype/hasIndices/this-val-non-obj.js
@@ -38,3 +38,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   hasIndices.call(4);
 }, "number");
+
+assert.throws(TypeError, function() {
+  hasIndices.call(4n);
+}, "bigint");
diff --git a/test/built-ins/RegExp/prototype/ignoreCase/this-val-invalid-obj.js b/test/built-ins/RegExp/prototype/ignoreCase/this-val-invalid-obj.js
index 6fec080d1b9..a3d5c65b882 100644
--- a/test/built-ins/RegExp/prototype/ignoreCase/this-val-invalid-obj.js
+++ b/test/built-ins/RegExp/prototype/ignoreCase/this-val-invalid-obj.js
@@ -24,3 +24,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   get.call(arguments);
 }, 'arguments object');
+
+assert.throws(TypeError, function() {
+  get.call(() => {});
+}, 'function object');
diff --git a/test/built-ins/RegExp/prototype/ignoreCase/this-val-non-obj.js b/test/built-ins/RegExp/prototype/ignoreCase/this-val-non-obj.js
index b7c77f162e2..edb0410a886 100644
--- a/test/built-ins/RegExp/prototype/ignoreCase/this-val-non-obj.js
+++ b/test/built-ins/RegExp/prototype/ignoreCase/this-val-non-obj.js
@@ -35,3 +35,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   get.call(symbol);
 }, 'symbol');
+
+assert.throws(TypeError, function() {
+  get.call(4n);
+}, 'bigint');
diff --git a/test/built-ins/RegExp/prototype/multiline/this-val-invalid-obj.js b/test/built-ins/RegExp/prototype/multiline/this-val-invalid-obj.js
index 815e973a85f..4343cf6795e 100644
--- a/test/built-ins/RegExp/prototype/multiline/this-val-invalid-obj.js
+++ b/test/built-ins/RegExp/prototype/multiline/this-val-invalid-obj.js
@@ -24,3 +24,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   get.call(arguments);
 }, 'arguments object');
+
+assert.throws(TypeError, function() {
+  get.call(() => {});
+}, 'function object');
diff --git a/test/built-ins/RegExp/prototype/multiline/this-val-non-obj.js b/test/built-ins/RegExp/prototype/multiline/this-val-non-obj.js
index c62940c8c5a..430c9049278 100644
--- a/test/built-ins/RegExp/prototype/multiline/this-val-non-obj.js
+++ b/test/built-ins/RegExp/prototype/multiline/this-val-non-obj.js
@@ -35,3 +35,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   get.call(symbol);
 }, 'symbol');
+
+assert.throws(TypeError, function() {
+  get.call(4n);
+}, 'bigint');
diff --git a/test/built-ins/RegExp/prototype/source/this-val-invalid-obj.js b/test/built-ins/RegExp/prototype/source/this-val-invalid-obj.js
index 59cdfa49606..f78e78a9b3c 100644
--- a/test/built-ins/RegExp/prototype/source/this-val-invalid-obj.js
+++ b/test/built-ins/RegExp/prototype/source/this-val-invalid-obj.js
@@ -24,3 +24,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   get.call(arguments);
 }, 'arguments object');
+
+assert.throws(TypeError, function() {
+  get.call(() => {});
+}, 'function object');
diff --git a/test/built-ins/RegExp/prototype/source/this-val-non-obj.js b/test/built-ins/RegExp/prototype/source/this-val-non-obj.js
index 956e700625f..e5ef0d99086 100644
--- a/test/built-ins/RegExp/prototype/source/this-val-non-obj.js
+++ b/test/built-ins/RegExp/prototype/source/this-val-non-obj.js
@@ -35,3 +35,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   get.call(symbol);
 }, 'symbol');
+
+assert.throws(TypeError, function() {
+  get.call(4n);
+}, 'bigint');
diff --git a/test/built-ins/RegExp/prototype/sticky/this-val-invalid-obj.js b/test/built-ins/RegExp/prototype/sticky/this-val-invalid-obj.js
index f982ecccf4c..caf81e07ca8 100644
--- a/test/built-ins/RegExp/prototype/sticky/this-val-invalid-obj.js
+++ b/test/built-ins/RegExp/prototype/sticky/this-val-invalid-obj.js
@@ -26,3 +26,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   sticky.call(arguments);
 }, 'arguments object');
+
+assert.throws(TypeError, function() {
+  sticky.call(() => {});
+}, 'function object');
diff --git a/test/built-ins/RegExp/prototype/sticky/this-val-non-obj.js b/test/built-ins/RegExp/prototype/sticky/this-val-non-obj.js
index 81602dce4a9..849e738ccc7 100644
--- a/test/built-ins/RegExp/prototype/sticky/this-val-non-obj.js
+++ b/test/built-ins/RegExp/prototype/sticky/this-val-non-obj.js
@@ -38,3 +38,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   sticky.call(4);
 });
+
+assert.throws(TypeError, function() {
+  sticky.call(4n);
+}, 'bigint');
diff --git a/test/built-ins/RegExp/prototype/unicode/this-val-invalid-obj.js b/test/built-ins/RegExp/prototype/unicode/this-val-invalid-obj.js
index 2c938a8852a..2b688fbde93 100644
--- a/test/built-ins/RegExp/prototype/unicode/this-val-invalid-obj.js
+++ b/test/built-ins/RegExp/prototype/unicode/this-val-invalid-obj.js
@@ -26,3 +26,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   unicode.call(arguments);
 }, 'arguments object');
+
+assert.throws(TypeError, function() {
+  unicode.call(() => {});
+}, 'function object');
diff --git a/test/built-ins/RegExp/prototype/unicode/this-val-non-obj.js b/test/built-ins/RegExp/prototype/unicode/this-val-non-obj.js
index bd4d518e1c1..77ba07ab479 100644
--- a/test/built-ins/RegExp/prototype/unicode/this-val-non-obj.js
+++ b/test/built-ins/RegExp/prototype/unicode/this-val-non-obj.js
@@ -38,3 +38,7 @@ assert.throws(TypeError, function() {
 assert.throws(TypeError, function() {
   unicode.call(4);
 });
+
+assert.throws(TypeError, function() {
+  unicode.call(4n);
+}, 'bigint');