File chrony-service-helper.patch of Package chrony

--- examples/chronyd.service.orig
+++ examples/chronyd.service
@@ -10,6 +10,7 @@ Type=notify
 PIDFile=/run/chrony/chronyd.pid
 Environment="OPTIONS="
 EnvironmentFile=-/etc/sysconfig/chronyd
+ExecStartPost=@CHRONY_HELPER@ update-daemon
 ExecStart=/usr/sbin/chronyd -n $OPTIONS
 
 CapabilityBoundingSet=~CAP_AUDIT_CONTROL CAP_AUDIT_READ CAP_AUDIT_WRITE