diff --git a/libs/Smarty.class.php b/libs/Smarty.class.php
index f0e79bcf..780468ec 100644
--- a/libs/Smarty.class.php
+++ b/libs/Smarty.class.php
@@ -1463,6 +1463,7 @@ class Smarty
         $smarty_compiler->secure_dir        = $this->secure_dir;
         $smarty_compiler->security_settings = $this->security_settings;
         $smarty_compiler->trusted_dir       = $this->trusted_dir;
+        $smarty_compiler->use_sub_dirs      = $this->use_sub_dirs;
         $smarty_compiler->_reg_objects      = &$this->_reg_objects;
         $smarty_compiler->_plugins          = &$this->_plugins;
         $smarty_compiler->_tpl_vars         = &$this->_tpl_vars;