diff --git a/demo/plugins/resource.extendsall.php b/demo/plugins/resource.extendsall.php
index f9f3263c..3a4bae33 100644
--- a/demo/plugins/resource.extendsall.php
+++ b/demo/plugins/resource.extendsall.php
@@ -25,7 +25,7 @@ class Smarty_Resource_Extendsall extends Smarty_Internal_Resource_Extends
         $exists = true;
         foreach ($source->smarty->getTemplateDir() as $key => $directory) {
             try {
-                $s = Smarty_Resource::source(null, $source->smarty, '[' . $key . ']' . $source->name);
+                $s = Smarty_Template_Source::load(null, $source->smarty, '[' . $key . ']' . $source->name);
                 if (!$s->exists) {
                     continue;
                 }