diff --git a/debian/upgrade.sh b/debian/upgrade.sh
index bacea2e..16235ee 100644
--- a/debian/upgrade.sh
+++ b/debian/upgrade.sh
@@ -36,4 +36,53 @@ apt -qq update &&
   apt clean &&
   systemctl --failed &&
   apt -qq install needrestart -y &&
-  needrestart -q -r a
+  needrestart -r a
+
+
+################################################################################
+# needrestart --help
+
+# needrestart 3.6 - Restart daemons after library updates.
+
+# Authors:
+#   Thomas Liske <thomas@fiasko-nw.net>
+
+# Copyright Holder:
+#   2013 - 2022 (C) Thomas Liske [http://fiasko-nw.net/~thomas/]
+
+# Upstream:
+#   https://github.com/liske/needrestart
+
+# This program 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.
+
+# Usage:
+
+#   needrestart [-vn] [-c <cfg>] [-r <mode>] [-f <fe>] [-u <ui>] [-bkl]
+
+#     -v          be more verbose
+#     -q          be quiet
+#     -m <mode>   set detail level
+#         e       (e)asy mode
+#         a       (a)dvanced mode
+#     -n          set default answer to 'no'
+#     -c <cfg>    config filename
+#     -r <mode>   set restart mode
+#         l       (l)ist only
+#         i       (i)nteractive restart
+#         a       (a)utomatically restart
+#     -b          enable batch mode
+#     -p          enable nagios plugin mode
+#     -f <fe>     override debconf frontend (DEBIAN_FRONTEND, debconf(7))
+#     -t <seconds> tolerate interpreter process start times within this value
+#     -u <ui>     use preferred UI package (-u ? shows available packages)
+
+#   By using the following options only the specified checks are performed:
+#     -k          check for obsolete kernel
+#     -l          check for obsolete libraries
+#     -w          check for obsolete CPU microcode
+
+#     --help      show this help
+#     --version   show version information
\ No newline at end of file