diff --git a/include/apimagic/apimagic.h b/include/apimagic/apimagic.h
index 6968d66..d55d688 100644
--- a/include/apimagic/apimagic.h
+++ b/include/apimagic/apimagic.h
@@ -113,6 +113,7 @@ struct amgc_define {
 struct amgc_entity {
 	const union entity_t *		entity;
 	const union type_t *		reftype;
+	const struct amgc_entity *	parent;
 	const char * 			altname;
 	int 				enumval;
 	int				ptrdepth;