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diff --git a/test/built-ins/AsyncGeneratorFunction/instance-construct-throws.js b/test/built-ins/AsyncGeneratorFunction/instance-construct-throws.js
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+++ b/test/built-ins/AsyncGeneratorFunction/instance-construct-throws.js
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+// Copyright 2018 Valerie Young. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-asyncgeneratorfunction
+description: The instance created by AsyncGeneratorFunction is not a constructor
+info: |
+    AsyncGeneratorFunction ( p1, p2, … , pn, body )
+    ...
+    3. Return ? CreateDynamicFunction(C, NewTarget, "async generator", args).
+
+    Runtime Semantics: CreateDynamicFunction( constructor, newTarget, kind, args )
+    ...
+    32. Let F be FunctionAllocate(proto, strict, kind).
+    ...
+
+    FunctionAllocate ( functionPrototype, strict, functionKind )
+    // [[Construct]] and [[ConstructKind]] are not set for functionKind="async generators"
+
+features: [async-iteration]
+---*/
+
+var AsyncGeneratorFunction = Object.getPrototypeOf(async function* () {}).constructor;
+
+var instance = AsyncGeneratorFunction();
+
+assert.throws(TypeError, function() {
+    new instance();
+})
+
+