diff --git a/prometheusd.sh b/prometheusd.sh
index 3be2e8d..9194742 100755
--- a/prometheusd.sh
+++ b/prometheusd.sh
@@ -10,7 +10,7 @@ case $1 in
     daemonize -c /tmp -p $pid -l $pid -u knot /usr/local/bin/syslogize /usr/bin/knot-prometheus-exporter ${STATS}
     ;;
   stop)
-    test -f $pid && cat $pid | xargs -r kill
+    test -f $pid && cat $pid | xargs -r kill || true
     rm -f $pid
     ;;
 esac