diff --git a/src/services/SitemapService.php b/src/services/SitemapService.php
index 54420f6..a8f6c06 100644
--- a/src/services/SitemapService.php
+++ b/src/services/SitemapService.php
@@ -556,7 +556,7 @@ private function _getPageCount (Element $type, $id)
 	 */
 	private function _setCriteriaIdByType ($criteria, Element $type, $id)
 	{
-		switch ($type::class) {
+		switch (get_class($type)) {
 			case 'craft\\elements\\Entry':
 				$criteria->sectionId = $id;
 				break;