That's the way we've always done it.
That's the worst reason to do something.
Instead you should be asking if you reasonably expect the world you're operating in to remain unchanged enough to support the similar success you previously had. With more uncertainty then ever before, that's shaking ground to be trusting your future to. The alternative is that if you can't answer yes to the above question, the best reason to do something might be...
We've never tried that before.
Now you're challenging the status quo and opening the door to possibilities because when you say no to the way things are, you say yes to the way things could be.
What have you said yes to lately?