diff --git a/constants/dss_equ.inc b/constants/dss_equ.inc
index 536cb47..f2d1d6e 100644
--- a/constants/dss_equ.inc
+++ b/constants/dss_equ.inc
@@ -18,12 +18,12 @@ CLP_Parameters  EQU     1       ; 
 ;---------------------------------------
 
 FAT_ATTR:
-.ARCHIVE	EQU #20
-.DIRECTORY	EQU #10
-.VOLUME_ID	EQU #08
-.SYSTEM		EQU #04
-.HIDDEN		EQU #02
-.READ_ONLY	EQU #01
+.ARCHIVE	EQU %0010'0000
+.DIRECTORY	EQU %0001'0000
+.VOLUME_ID	EQU %0000'1000
+.SYSTEM		EQU %0000'0100
+.HIDDEN		EQU %0000'0010
+.READ_ONLY	EQU %0000'0001
 .NoDIRnoVolID	EQU .READ_ONLY + .HIDDEN 	      + .ARCHIVE + .SYSTEM ;
 .NoVolID	EQU .READ_ONLY + .HIDDEN + .DIRECTORY + .ARCHIVE + .SYSTEM ;
 .NoSYSnoVolID	EQU .READ_ONLY + .HIDDEN + .DIRECTORY + .ARCHIVE	   ;