diff -burNE chrony-3.5_orig/examples/chronyd.service chrony-3.5/examples/chronyd.service
--- chrony-3.5_orig/examples/chronyd.service	2019-10-19 10:20:18.421076350 +0200
+++ chrony-3.5/examples/chronyd.service	2019-10-19 10:23:20.521233091 +0200
@@ -10,6 +10,7 @@
 PIDFile=/run/chrony/chronyd.pid
 EnvironmentFile=-/etc/sysconfig/chronyd
 ExecStart=/usr/sbin/chronyd $OPTIONS
+ExecStartPost=/usr/lib/chrony/helper update-daemon
 PrivateTmp=yes
 ProtectHome=yes
 ProtectSystem=full