diff --git a/btrbk.service b/btrbk.service
new file mode 100644
index 0000000..e9ad516
--- /dev/null
+++ b/btrbk.service
@@ -0,0 +1,10 @@
+[Unit]
+Description=runs backup for btrfs subvolumes 
+Wants=btrfs.timer
+
+[Service]
+Type=oneshot
+ExecStart=/usr/local/bin/btrbk
+
+[Install]
+WantedBy=multi-user.target
diff --git a/btrbk.timer b/btrbk.timer
new file mode 100644
index 0000000..aba1ccd
--- /dev/null
+++ b/btrbk.timer
@@ -0,0 +1,10 @@
+[Unit]
+Description=Timer for btrbk.service
+Requires=btrbk.service
+
+[Timer]
+Unit=btrbk.service
+OnCalendar=*-*-* 04:20:00
+
+[Install]
+WantedBy=timer.target