diff --git a/Documentation/flash_tutorial/index.md b/Documentation/flash_tutorial/index.md
index 1a291372a6..eb74ad07c1 100644
--- a/Documentation/flash_tutorial/index.md
+++ b/Documentation/flash_tutorial/index.md
@@ -68,10 +68,11 @@ On platforms where the flash IC is shared with other components you might want
 to write only a part of the flash IC. On Intel for example there are IFD, ME and
 GBE which don't need to be updated to install coreboot.
 To make [flashrom] only write the *bios* region, leaving Intel ME and Intel IFD
-untouched, you can use a layout file, which can be created using ifdtool
+untouched, you can use a layout file, which can be created with ifdtool and a backup
+of the original firmware.
 
 ```bash
-ifdtool -f rom.layout coreboot.rom
+ifdtool -f rom.layout backup.rom
 ```
 
 and looks similar to: