diff --git a/post-debootstrap-installer.sh b/post-debootstrap-installer.sh
index d1793d1..ac91e07 100755
--- a/post-debootstrap-installer.sh
+++ b/post-debootstrap-installer.sh
@@ -22,7 +22,7 @@ apt-get -y install locales
 
 ### boot
 
-apt-get -y install mdadm cryptsetup systemd systemd-sysv dropbear btrfs-tools
+apt-get -y install mdadm cryptsetup systemd systemd-sysv dropbear btrfs-tools firmware-linux
 
 # generate minimal mdadm.conf
 mdadm --examine --scan | perl -pe 's/.*\/dev\/md\/?([0-9]+) .*UUID\=(.+?) .*/ARRAY \/dev\/md$1 UUID=$2/' > /etc/mdadm/mdadm.conf