diff --git a/Makefile b/Makefile
index 33dc13b..07db89e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-disk.img: boot kernel
+disk.img: boot.bin kernel.bin
 	cat boot.bin kernel.bin > disk.img
 
 boot.bin: boot.asm
diff --git a/kernel.asm b/kernel.asm
index 70e59c5..c1b5305 100644
--- a/kernel.asm
+++ b/kernel.asm
@@ -14,6 +14,7 @@ sect2:
   msg2 db "Hello, World!", 13, 10, 0
 
 print:
+  pop si
   mov ah, 0eh
   mov cx, 1
   mov bh, 0
@@ -25,4 +26,3 @@ print_loop:
   jmp print_loop
 print_exit:
   ret
-