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diff --git a/js/src/tests/test262/language/module-code/instn-named-err-ambiguous.js b/js/src/tests/test262/language/module-code/instn-named-err-ambiguous.js
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+++ b/js/src/tests/test262/language/module-code/instn-named-err-ambiguous.js
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+// |reftest| error:SyntaxError module
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: Named import binding - resolution failure (ambiguous name)
+esid: sec-moduledeclarationinstantiation
+info: |
+    [...]
+    12. For each ImportEntry Record in in module.[[ImportEntries]], do
+        a. Let importedModule be ? HostResolveImportedModule(module,
+           in.[[ModuleRequest]]).
+        b. If in.[[ImportName]] is "*", then
+           [...]
+        c. Else,
+           i. Let resolution be ?
+              importedModule.ResolveExport(in.[[ImportName]], « », « »).
+           ii. If resolution is null or resolution is "ambiguous", throw a
+               SyntaxError exception.
+
+    15.2.1.16.3 ResolveExport
+
+    [...]
+    9. Let starResolution be null.
+    10. For each ExportEntry Record e in module.[[StarExportEntries]], do
+        a. Let importedModule be ? HostResolveImportedModule(module,
+           e.[[ModuleRequest]]).
+        b. Let resolution be ? importedModule.ResolveExport(exportName,
+           resolveSet, exportStarSet).
+        c. If resolution is "ambiguous", return "ambiguous".
+        d. If resolution is not null, then
+           i. If starResolution is null, let starResolution be resolution.
+           ii. Else,
+               1. Assert: there is more than one * import that includes the
+                  requested name.
+               2. If resolution.[[Module]] and starResolution.[[Module]] are
+                  not the same Module Record or
+                  SameValue(resolution.[[BindingName]],
+                  starResolution.[[BindingName]]) is false, return "ambiguous".
+negative:
+  phase: runtime
+  type: SyntaxError
+flags: [module]
+---*/
+
+import { x } from './instn-named-err-ambiguous_FIXTURE.js';