diff --git a/test-programs/fill-display.asm b/test-programs/fill-display.asm
index a9b92a7..316eeee 100644
--- a/test-programs/fill-display.asm
+++ b/test-programs/fill-display.asm
@@ -1,24 +1,24 @@
 ;; Fill display with $FF
 ; updated for 5x5 display
 
-=*px  $24
-=fill $25
+#*px  $24
+#fill $25
 
               ; Initialize variables...
 LDA $00       ; (Address for the first px on the display)
-STO =*px      ; Pointer to current px
+STO .*px      ; Pointer to current px
 LDA $FF       ; ($FF is 'on', $00 is 'off')
-STO =fill     ; Stash value to fill with
+STO #fill     ; Stash value to fill with
 
 @paint
- LDA (=fill)  ; (A = mem[fill] = $FF)
- STO (=*px)   ; Paint pixel (mem[mem[*px]] = A = $FF)
+ LDA (#fill)  ; (A = mem[fill] = $FF)
+ STO (#*px)   ; Paint pixel (mem[mem[*px]] = A = $FF)
 
-LDA (=*px)    ; Increment pixel pointer...
+LDA (#*px)    ; Increment pixel pointer...
 ADD $01
-STO =*px
+STO #*px
 
-LDA (=*px)    ; Test whether to loop or not...
+LDA (#*px)    ; Test whether to loop or not...
 SUB $19       ; if *px - $19 == 0, we've reached the end
 FHP 2         ; (Zero flag is #2)
   JMP @paint