Wrong subnetmask in squid.conf

[me]

Hi,

i have configured an alias ip on LAN Interface.
The Problem is that now there is a wrong subnetmask in squid.conf.

It looks like this:
acl localnet src 192.168.20.5/192.168.20.5 but it should be 192.168.20.5/24.

opnsense 17.1.5

regards