diff --git a/constants/dss_equ.inc b/constants/dss_equ.inc
index 85f098e..e142416 100644
--- a/constants/dss_equ.inc
+++ b/constants/dss_equ.inc
@@ -91,6 +91,8 @@ Dss:
 .F_First	EQU	#19
 .F_First.FATname	EQU	0*256 + .F_First
 .F_First.DOSname	EQU	1*256 + .F_First
+.F_First.All_FATname	EQU	.F_First.FATname or #8000
+.F_First.All_DOSname	EQU	.F_First.DOSname or #8000
 	; from FAT
 	; .NAME:		BLOCK	8	;+ #00 +00 NAME
 	; .EXT:			BLOCK	3	;+ #08 +08 EXT