--- /dev/null
+# This file is part of systemd.
+#
+# systemd is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+
+[Unit]
+Description=Tell Plymouth To Write Out Runtime Data
+DefaultDependencies=no
+After=local-fs.target
+Before=sysinit.target
+
+[Service]
+ExecStart=-/bin/plymouth update-root-fs --read-write
+Type=oneshot