diff --git a/tests/phpunit/tests/html-api/wpHtmlTagProcessor.php b/tests/phpunit/tests/html-api/wpHtmlTagProcessor.php
index fd73ddc43a4ba..185d93b7a652c 100644
--- a/tests/phpunit/tests/html-api/wpHtmlTagProcessor.php
+++ b/tests/phpunit/tests/html-api/wpHtmlTagProcessor.php
@@ -890,7 +890,8 @@ public function test_attribute_ops_on_tag_closer_do_not_change_the_markup() {
 	 *     // <div class="" onclick="alert"></div>
 	 * ```
 	 *
-	 * To prevent it, `set_attribute` escapes dangerous characters (`"`, `'`, `<`, `>`, `&`) using HTML character references.
+	 * To prevent it, `set_attribute` escapes HTML syntax characters like `"` using
+	 * HTML character references.
 	 *
 	 * ```php
 	 *    <div class="&quot; onclick=&quot;alert"></div>