diff -ruN WattsUp-Daemon-0.4.orig/gentoo/wattsup-daemon.initd WattsUp-Daemon-0.4/gentoo/wattsup-daemon.initd
--- WattsUp-Daemon-0.4.orig/gentoo/wattsup-daemon.initd	2007-12-02 09:44:07.000000000 +0100
+++ WattsUp-Daemon-0.4/gentoo/wattsup-daemon.initd	2021-04-24 15:51:40.437424079 +0200
@@ -1,4 +1,4 @@
-#!/sbin/runscript
+#!/sbin/openrc-run
 # Copyright 2007, Robin H. Johnson <robbat2@gentoo.org>
 # You can use and redistribute WattsUpDaemon under the same terms as Perl itself.