@@ -31,11 +31,11 @@
 
 /**
  * \brief A protocol that needs to be implemented by delegates for
  *	  -[stringByXMLUnescapingWithHandler:].
  */
-@protocol OFStringXMLUnescapingDelegate
+@protocol OFStringXMLUnescapingDelegate <OFObject>
 /**
  * This callback is called when an unknown entity was found while trying to
  * unescape XML. The callback is supposed to return a substitution for the
  * entity or nil if it is unknown to the callback as well, in which case an
  * exception will be thrown.