diff --git a/test/intl402/Locale/constructor-tag.js b/test/intl402/Locale/constructor-tag.js
index 1a228f491fad9b0a2d444e0728d48341a57e1317..ede227b24c2a5638ae0458edb18c5fe2f4600496 100644
--- a/test/intl402/Locale/constructor-tag.js
+++ b/test/intl402/Locale/constructor-tag.js
@@ -42,7 +42,7 @@ for (const [langtag, canonical] of Object.entries(validLanguageTags)) {
   );
 }
 
-// unicode_language_subtag	= alpha{2,3} | alpha{5,8};
+// unicode_language_subtag = alpha{2,3} | alpha{5,8};
 const invalidLanguageTags = [
   "X-u-foo", 
   "Flob",