false stalemate

Sort:
Avatar of Mcleod888
Can someone please explain to me how this is a stale mate.
The black king can clearly move up.
The white king can then move down.
The only move for black king is down.
The white rook deals checkmate moving to the right.
I’m confused???
Avatar of Mcleod888
Black king h1.
White king f3.
White rook g3.