diff --git a/test/non-regression.js b/test/non-regression.js
index e1f18afa..4e2d1128 100644
--- a/test/non-regression.js
+++ b/test/non-regression.js
@@ -1348,7 +1348,7 @@ describe("verify", function () {
         "  bar({ foo }: Foo) { foo; }",
         "}"
       ].join("\n"),
-      { "no-unused-vars": 1 },
+      { "no-unused-vars": 1, "no-shadow": 1 },
       []
     );
   });