diff --git a/core/install/install.php b/core/install/install.php
index 13efb1a7c5..bf9d64ad0a 100644
--- a/core/install/install.php
+++ b/core/install/install.php
@@ -357,7 +357,7 @@
 	$view = new template();
 	$view->engine = 'smarty';
 	$view->template_dir = $_SERVER["DOCUMENT_ROOT"].PROJECT_PATH.'/core/install/resources/views/';
-	$view->cache_dir = $_SESSION['server']['temp']['dir'];
+	$view->cache_dir = sys_get_temp_dir();
 	$view->init();
 
 //assign default values to the template