diff --git a/lib/compat/wordpress-6.2/html-api/class-wp-html-tag-processor.php b/lib/compat/wordpress-6.2/html-api/class-wp-html-tag-processor.php
index 31db41a3c86ad1..42675ecd3cf91d 100644
--- a/lib/compat/wordpress-6.2/html-api/class-wp-html-tag-processor.php
+++ b/lib/compat/wordpress-6.2/html-api/class-wp-html-tag-processor.php
@@ -274,7 +274,7 @@ class WP_HTML_Tag_Processor {
 	 * @since 6.2.0
 	 * @var string
 	 */
-	private $html;
+	protected $html;
 
 	/**
 	 * The last query passed to next_tag().