diff --git a/pkg.info b/pkg.info
index 64e31ae..5f47742 100644
--- a/pkg.info
+++ b/pkg.info
@@ -1,8 +1,10 @@
 name: ntp
 description: Network Time Protocol implementation
 version: 4.2.8p18
+revision: 2
 url: https://www.ntp.org/
 license: custom
 architecture: any
 depends: ["libcap","libedit","openssl","perl","sysusers"]
+keep: ["etc/ntp.conf"]
 type: source
diff --git a/source-files/ntp.conf b/source-files/ntp.conf
index e465c6c..65f6fc5 100644
--- a/source-files/ntp.conf
+++ b/source-files/ntp.conf
@@ -15,3 +15,9 @@ server 2.south-america.pool.ntp.org
 
 driftfile /var/lib/ntp/ntp.drift
 pidfile   /run/ntpd.pid
+
+restrict    default limited kod nomodify notrap nopeer noquery
+restrict -6 default limited kod nomodify notrap nopeer noquery
+
+restrict 127.0.0.1
+restrict ::1
diff --git a/source-files/ntpd.esv b/source-files/ntpd.esv
index d06ed88..7a1ede0 100644
--- a/source-files/ntpd.esv
+++ b/source-files/ntpd.esv
@@ -1,5 +1,5 @@
 name: ntpd
 description: Network Time Protocol daemon
-type: simple
-start_cmd: /usr/sbin/ntpd -g -u ntp:ntp
+type: background
+start_cmd: /usr/sbin/ntpd -n -g -u ntp:ntp
 exit_method: kill