diff --git a/rom/debug.asm b/rom/debug.asm
index 7d74f0e..70420ea 100644
--- a/rom/debug.asm
+++ b/rom/debug.asm
@@ -252,12 +252,10 @@ cmd_?:	mov si, .txt
 cmd_g:	and word [reg_fl+1], 0xfe
 	jmp return
 
-cmd_r:	cmp di, si
+cmd_r:	cmp byte [si], 0
 	je printregs
 	call eat_register
 	jc .err
-	mov dx, si
-	call print16
 	ret
 .err:	mov di, eat_register.emsg
 	jmp parse_error