diff --git a/test/intl402/Locale/likely-subtags-grandfathered.js b/test/intl402/Locale/likely-subtags-grandfathered.js
index 1f22ed9e3a..02090b0aca 100644
--- a/test/intl402/Locale/likely-subtags-grandfathered.js
+++ b/test/intl402/Locale/likely-subtags-grandfathered.js
@@ -83,8 +83,6 @@ const regularGrandfathered = [
 ];
 
 for (const {tag, canonical, maximized = canonical, minimized = canonical} of regularGrandfathered) {
-    assert.sameValue(Intl.getCanonicalLocales(tag)[0], canonical);
-
     const loc = new Intl.Locale(tag);
     assert.sameValue(loc.toString(), canonical);