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 "Unknown005"]
[Result "0-1"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "8/6k1/8/4K3/1n1P4/p7/8/2N5 b - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
1... Nd3+ ( { Black can try: } 1... a2 2. Nxa2 Nxa2 3. Ke6 Nc3 4. d5 Nxd5 5. Kxd5 { Draw. } ) 2. Nxd3 a2 3. Nc5 a1=Q { Black wins with a large material
advantage. } 0-1