--- ipv6mon/files/ipv6mon.in.orig	2016-04-18 14:15:06.074465000 +0900
+++ ipv6mon/files/ipv6mon.in	2016-04-18 14:15:18.669558000 +0900
@@ -50,8 +50,7 @@
 *)
 	for ifn in ${2:-$ipv6mon_interfaces}; do
 		pidfile="/var/run/${name}${ifn:+-}${ifn}.pid"
-		command_args="$command_args \
-		    -c /var/run/${name}${ifn:+-}${ifn}.conf"
+		command_args="-c /var/run/${name}${ifn:+-}${ifn}.conf"
 		run_rc_command "$1"
 	done
 ;;