diff --git a/gentoostrap.sh b/gentoostrap.sh
index 9a8ed5d..47db013 100755
--- a/gentoostrap.sh
+++ b/gentoostrap.sh
@@ -304,10 +304,11 @@ build-gentoo-chroot() {
 }
 build-gentoo-chroot2() {
 	# Last few chroot steps, mostly involving GRUB
+	read -p "Enter device to install GRUB to: " grubdev
 	log "Configuring GRUB"
 	grub-mkconfig -o /boot/grub
 	log "Installing GRUB"
-	grub-install
+	grub-install "$grubdev"
 	cat <<-EOF
 	EOF
 }