Put your Rooks on open files where they have more influence and scope.
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[Event "rated untimed match"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Unknown"]
[Black "Unknown394"]
[Result "0-1"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "8/7p/4k3/1p1p2P1/pP3P2/P2K4/8/8 b - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
1... Kf5 2. Ke3 Kg4 ( { Black can try: } 2... d4+ 3. Kxd4 Kxf4 4. Kc5 Kxg5 5. Kxb5 h5 6. Kxa4 h4 7. b5 h3 8. b6 h2 9. b7 h1=Q 10. b8=Q { With a likely
draw. } ) 3. Kd4 Kxf4 4. Kxd5 Kxg5 5. Kc6 h5 6. Kxb5 h4 7. Kxa4 h3 8. b5 h2 9. b6 h1=Q { Black wins with a large material advantage. } 0-1