diff --git a/tests/phpunit/tests/comment/getCommentAuthor.php b/tests/phpunit/tests/comment/getCommentAuthor.php
index a298532e96577..93570b51d16dd 100644
--- a/tests/phpunit/tests/comment/getCommentAuthor.php
+++ b/tests/phpunit/tests/comment/getCommentAuthor.php
@@ -101,7 +101,7 @@ public function data_should_return_author_when_given_object_without_comment_id()
 			),
 			'with author ID'             => array(
 				'comment_props' => (object) array(
-					'user_id' => 1, // populates in the test with an actual user ID.
+					'user_id' => 1, // Populates in the test with an actual user ID.
 				),
 				'expected'      => 'Tester3',
 				'user_data'     => array(