diff --git a/src/vmsrc/cmd.pla b/src/vmsrc/cmd.pla
index b6e8677..c9acb86 100755
--- a/src/vmsrc/cmd.pla
+++ b/src/vmsrc/cmd.pla
@@ -120,12 +120,11 @@ word lastsym     = symtbl
 //asm equates included from cmdstub.s
 //
 asm saveX#0
-        STX     XREG
+        STX     XREG+1
         RTS
-XREG    !BYTE   0
 end
 asm restoreX#0
-        LDX     XREG
+XREG    LDX     #$00
         RTS
 end
 // CALL PRODOS