diff --git a/images/gentoo.yaml b/images/gentoo.yaml
index 8e9a2c90..827e34d4 100644
--- a/images/gentoo.yaml
+++ b/images/gentoo.yaml
@@ -572,7 +572,10 @@ actions:
     systemd-machine-id-setup
     bootctl install --no-variables --esp-path=/boot/efi/
 
-    echo "sys-kernel/installkernel dracut systemd systemd-kernel-install" >> /etc/portage/package.use/installkernel
+    echo "root=/dev/sda2" >> /etc/kernel/cmdline
+
+    echo "sys-apps/systemd kernel-install" >> /etc/portage/package.use/systemd
+    echo "sys-kernel/installkernel dracut systemd systemd-boot" >> /etc/portage/package.use/installkernel
     emerge gentoo-kernel-bin
 
     rm -f /etc/machine-id /var/lib/dbus/machine-id
@@ -585,7 +588,7 @@ actions:
 - trigger: post-files
   action: |-
     #!/bin/sh
-    echo "sys-kernel/installkernel dracut" >> /etc/portage/package.use/installkernel
+    echo "sys-kernel/installkernel dracut grub" >> /etc/portage/package.use/installkernel
     emerge gentoo-kernel-bin
 
   types: