diff --git a/umount@.service b/umount@.service
new file mode 100644
index 0000000..4f4b697
--- /dev/null
+++ b/umount@.service
@@ -0,0 +1,13 @@
+[Unit]
+Description=Unmount %I
+DefaultDependencies=no
+After=cryptsetup.target
+Before=zfs.target
+
+[Service]
+Type=oneshot
+ExecStart=/usr/bin/umount %I
+ExecStart=/usr/bin/beep -f 880 -l 125 -r 2
+
+[Install]
+WantedBy=multi-user.target