Re: @MrKeeney:
Answer from sleazyfork :

Muffinmans
25 Jun Chrome
I've made a fix that auto checks every 30 seconds until I (or the author) can find where the devs have hidden the salary timers.

Change line 345 as follows

From
Cookies.remove('nextSalaryTime')
To
Cookies.set('nextSalaryTime',closestTime,{expires:new Date(new Date().getTime() + 30 * 1000)});