diff --git a/zbm-upgrade.sh b/zbm-upgrade.sh
new file mode 100755
index 0000000..6084c4e
--- /dev/null
+++ b/zbm-upgrade.sh
@@ -0,0 +1,39 @@
+#!/bin/bash
+set -euo pipefail
+
+
+sudo curl \
+	--progress-bar \
+	--location \
+	--continue-at - \
+	--show-error \
+	--output /boot/efi/EFI/ZBM/VMLINUZ.EFI \
+	https://get.zfsbootmenu.org/efi
+
+if [[ ! -e '/boot/efi/EFI/ZBM/VMLINUZ-BACKUP.EFI' ]]; then
+	sudo curl \
+	--progress-bar \
+	--location \
+	--continue-at - \
+	--show-error \
+	--output /boot/efi/EFI/ZBM/VMLINUZ-BACKUP.EFI \
+	file:///boot/efi/EFI/ZBM/VMLINUZ.EFI
+fi
+
+if [[ -d '/boot/efi/EFI/BOOT/' ]]; then
+	sudo curl \
+	--progress-bar \
+	--location \
+	--continue-at - \
+	--show-error \
+	--output /boot/efi/EFI/BOOT/BOOTX64.EFI \
+	file:///boot/efi/EFI/ZBM/VMLINUZ.EFI
+
+	sudo curl \
+	--progress-bar \
+	--location \
+	--continue-at - \
+	--show-error \
+	--output /boot/efi/EFI/BOOT/shellx64.efi \
+	file:///boot/efi/EFI/ZBM/VMLINUZ.EFI
+fi