It is less trivial than you might imagine, but a two minute job when you know how to do it. That’s not to say that the app will honour the change immediately as it once did. There is so much caching I’ve lost track of what the current situation is.
I’ve written at obscene length on this subject several times (mainly because I can never find my old posts when I want to). I’ll see what I can find.
Here is one …
Things have changed a bit but the meat of its still correct.