diff --git a/test/built-ins/Array/prototype/group/callback-throws.js b/test/built-ins/Array/prototype/group/callback-throws.js
new file mode 100644
index 0000000000..785a7b74a3
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+++ b/test/built-ins/Array/prototype/group/callback-throws.js
@@ -0,0 +1,24 @@
+// Copyright (c) 2021 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-array.prototype.group
+description: Array.prototype.group errors when return value cannot be converted to a property key.
+info: |
+  22.1.3.14 Array.prototype.group ( callbackfn [ , thisArg ] )
+
+  ...
+
+  6. Repeat, while k < len
+    c. Let propertyKey be ? ToPropertyKey(? Call(callbackfn, thisArg, « kValue, 𝔽(k), O »)).
+
+  ...
+features: [array-grouping]
+---*/
+
+assert.throws(Test262Error, function() {
+  const array = [1];
+  array.group(function() {
+    throw new Test262Error('throw in callback');
+  })
+});