diff --git a/tests/phpunit/tests/formatting/sanitizeKey.php b/tests/phpunit/tests/formatting/sanitizeKey.php
index e39dd328db569..bdf1c881d7611 100644
--- a/tests/phpunit/tests/formatting/sanitizeKey.php
+++ b/tests/phpunit/tests/formatting/sanitizeKey.php
@@ -33,7 +33,7 @@ public function data_sanitize_key() {
 				'key'      => 'howdy,admin',
 				'expected' => 'howdyadmin',
 			),
-			'a lowercase key with commas'    => array(
+			'an uppercase key with commas'   => array(
 				'key'      => 'HOWDY,ADMIN',
 				'expected' => 'howdyadmin',
 			),