How to make minimap black?

[pwnagenub2]

How do you do this? I thought enabling black mask would do this, but it didn't.
I'm trying to make the minimap purely black so you need to explore places, etc.

 

[Galdiuz]

Go to 'Scenario -> Map Options' and uncheck 'Masked Areas parially visible'.

 

[pwnagenub2]

Go to 'Scenario -> Map Options' and uncheck 'Masked Areas parially visible'.

Thanks.