diff --git a/framework/library/astroid/Template.php b/framework/library/astroid/Template.php
index ccca15ee..e6952e61 100644
--- a/framework/library/astroid/Template.php
+++ b/framework/library/astroid/Template.php
@@ -107,7 +107,9 @@ private function _set($id)
             $this->isAstroid = true;
         }
         if ($this->isAstroid) {
-            define('ASTROID_TEMPLATE_NAME', $this->template);
+            if (!defined('ASTROID_TEMPLATE_NAME')) {
+                define('ASTROID_TEMPLATE_NAME', $this->template);
+            }
             Helper::loadLanguage('astroid');
         }
     }