@@ -40,10 +40,11 @@
     OFSerialization, OFMessagePackRepresentation>
 {
 	unsigned char *_items;
 	size_t _count, _itemSize;
 	bool _freeWhenDone;
+@private
 	OFData *_parentData;
 	OF_RESERVE_IVARS(4)
 }
 
 /*!