Alignment center of the decrease collision box size

I can’t find the correct method, so I have one question.
If I decrease the width of the sprite for example - from 48 to 32 then collision moves by 16 left - how could I center (align) the collision? (8 to left and 8 to right)

this.sprite.body.width = 32;

I mean something like this:

Anybody have an idea?

Ok, I found, offset: