diff --git a/Debian-Stretch-Root-on-ZFS.md b/Debian-Stretch-Root-on-ZFS.md
index d1018a1..32ea61d 100644
--- a/Debian-Stretch-Root-on-ZFS.md
+++ b/Debian-Stretch-Root-on-ZFS.md
@@ -58,7 +58,7 @@ If you have a second system, using SSH to access the target system can be conven
 2.2  Partition your disk(s):
 
     Run this if you need legacy (BIOS) booting:
-    # sgdisk -a1 -n1:34:2047  -t1:EF02 /dev/disk/by-id/scsi-SATA_disk1
+    # sgdisk -a1 -n1:40:2047  -t1:EF02 /dev/disk/by-id/scsi-SATA_disk1
 
     Run this for UEFI booting (for use now or in the future):
     # sgdisk     -n2:1M:+512M -t2:EF00 /dev/disk/by-id/scsi-SATA_disk1
diff --git a/Ubuntu-18.04-Root-on-ZFS.md b/Ubuntu-18.04-Root-on-ZFS.md
index 3f8e8a8..e9f1bc4 100644
--- a/Ubuntu-18.04-Root-on-ZFS.md
+++ b/Ubuntu-18.04-Root-on-ZFS.md
@@ -62,7 +62,7 @@ If you have a second system, using SSH to access the target system can be conven
 2.2  Partition your disk(s):
 
     Run this if you need legacy (BIOS) booting:
-    # sgdisk -a1 -n1:34:2047  -t1:EF02 /dev/disk/by-id/scsi-SATA_disk1
+    # sgdisk -a1 -n1:40:2047  -t1:EF02 /dev/disk/by-id/scsi-SATA_disk1
 
     Run this for UEFI booting (for use now or in the future):
     # sgdisk     -n2:1M:+512M -t2:EF00 /dev/disk/by-id/scsi-SATA_disk1