diff --git a/lib/private/Installer.php b/lib/private/Installer.php
index 2a0fdab87f..086afaa475 100644
--- a/lib/private/Installer.php
+++ b/lib/private/Installer.php
@@ -341,9 +341,13 @@ class Installer {
 						}
 
 						// Check if appinfo/info.xml has the same app ID as well
-						$loadEntities = libxml_disable_entity_loader(false);
-						$xml = simplexml_load_file($extractDir . '/' . $folders[0] . '/appinfo/info.xml');
-						libxml_disable_entity_loader($loadEntities);
+						if ((PHP_VERSION_ID < 80000)) {
+							$loadEntities = libxml_disable_entity_loader(false);
+							$xml = simplexml_load_file($extractDir . '/' . $folders[0] . '/appinfo/info.xml');
+							libxml_disable_entity_loader($loadEntities);
+						} else {
+							$xml = simplexml_load_file($extractDir . '/' . $folders[0] . '/appinfo/info.xml');
+						}
 						if ((string)$xml->id !== $appId) {
 							throw new \Exception(
 								sprintf(