diff --git a/library/HTMLPurifier/DefinitionCache/Decorator.php b/library/HTMLPurifier/DefinitionCache/Decorator.php
index e8b0dbec..37db816f 100644
--- a/library/HTMLPurifier/DefinitionCache/Decorator.php
+++ b/library/HTMLPurifier/DefinitionCache/Decorator.php
@@ -9,6 +9,12 @@ class HTMLPurifier_DefinitionCache_Decorator extends HTMLPurifier_DefinitionCach
      */
     public $cache;
 
+    /**
+     * The name of the decorator
+     * @var string
+     */
+    public $name;
+
     public function __construct() {}
 
     /**