diff --git a/Usage.md b/Usage.md
index e3d3f61..9ceb866 100644
--- a/Usage.md
+++ b/Usage.md
@@ -59,5 +59,9 @@ The following instructions demonstrates the process using [dd](https://ss64.com/
    * The `count` field defines the number of megabytes (`bs=1m`) the total disk image should be.
    * The output file from the command is "example.hda". This can be changed in the `of=example.hda` field.
 3. Place the new blank disk image in the root directory of your SD card.
-4. If you do not already have a tool to format SCSI drives, [download Apple HD SC Setup](https://macintoshgarden.org/apps/apple-hd-sc-setup-753-patch). You can use an emulator such as [Basilisk II](https://www.emaculation.com/doku.php/basiliskii_osx_setup) to move files to the image to prepare your installation.
+
+#### Format HFS for Macs
+
+4. If you do not already have a tool to format SCSI drives, [download Apple HD SC Setup](https://macintoshgarden.org/apps/apple-hd-sc-setup-753-patch). 
+NOTE: You can use an emulator such as [Basilisk II](https://www.emaculation.com/doku.php/basiliskii_osx_setup) to move files to the image to prepare your installation, but not to format.
 5. After booting into your target machine with the working Mac OS disk image on your BlueSCSI from step 3, format the blank disk.
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