Need some input on this sump

[Ox100]

Hey reefers so I need some input. The run down 106 gal tank just pick up a ice cap 24 sump it has one overflow inlet I have a bean animal overflow set up should just drill another inlet or what or is there another way to run this style with one inlet?

 

[cvrle1]

My 36XL has 2 holes, so I am guessing it would be fine for you to just drill another hole next to the existing one.