diff --git a/test/function/resolves-namespace-default/mod.js b/test/function/resolves-namespace-default/mod.js
index 48b9ab6..8883e9e 100644
--- a/test/function/resolves-namespace-default/mod.js
+++ b/test/function/resolves-namespace-default/mod.js
@@ -1 +1 @@
-export default () => 42;
+export default function () { return 42; }