diff --git a/tests/installer.nix b/tests/installer.nix
index 1f9ada808b26..8577e5b76cd9 100644
--- a/tests/installer.nix
+++ b/tests/installer.nix
@@ -291,21 +291,25 @@ in {
         ''
           $machine->mustSucceed(
               "parted /dev/vda mklabel msdos",
-              "parted /dev/vda -- mkpart primary 1M 1000M", # md0 (root), first device
-              "parted /dev/vda -- mkpart primary 1024M 2024M", # md0 (root), second device
-              "parted /dev/vda -- mkpart primary 2048M 2548M", # md1 (swap), first device
-              "parted /dev/vda -- mkpart primary 2560M 3060M", # md1 (swap), second device
+              "parted /dev/vda -- mkpart primary ext2 1M 30MB", # /boot
+              "parted /dev/vda -- mkpart extended 30M -1s", # extended partition
+              "parted /dev/vda -- mkpart logical 30M 1000M", # md0 (root), first device
+              "parted /dev/vda -- mkpart logical 1024M 2000M", # md0 (root), second device
+              "parted /dev/vda -- mkpart logical 2048M 2548M", # md1 (swap), first device
+              "parted /dev/vda -- mkpart logical 2560M 3060M", # md1 (swap), second device
               "udevadm settle",
-              # Note that GRUB2 doesn't work with version 1.2 metadata.
-              "mdadm --create --force /dev/md0 --metadata 0.90 --level=raid1 --raid-devices=2 /dev/vda1 /dev/vda2",
-              "mdadm --create --force /dev/md1 --metadata 1.2 --level=raid1 --raid-devices=2 /dev/vda3 /dev/vda4",
+              "mdadm --create --force /dev/md0 --metadata 1.2 --level=raid1 --raid-devices=2 /dev/vda5 /dev/vda6",
+              "mdadm --create --force /dev/md1 --metadata 1.2 --level=raid1 --raid-devices=2 /dev/vda7 /dev/vda8",
               "mkswap -f /dev/md1 -L swap",
               "swapon -L swap",
               "mkfs.ext3 -L nixos /dev/md0",
               "mount LABEL=nixos /mnt",
+              "mkfs.ext3 -L boot /dev/vda1",
+              "mkdir /mnt/boot",
+              "mount LABEL=boot /mnt/boot",
           );
         '';
-      fileSystems = rootFS;
+      fileSystems = rootFS + bootFS;
     };
       
 }