Please enable clamd notification by default in /etc/freshclam.conf by:
This is worthless do run freshclam on daily basis without pinging to daemon.
It's not completely worthless, as clamd will do notice that the db-files has changed automatically every $SelfCheck seconds.
From "man freshclam.conf":
Notify a running clamd(8) to reload its database after a down-
load has occurred. The path for clamd.conf file must be pro-
Default: The default is to not notify clamd. See clamd.conf(5)´s
option SelfCheck for how clamd(8) handles database updates in