In line with the domestic equity market, the rupee today firmed up by 36 paise to 61.54 against the US dollar in late morning deals on fresh selling of the American currency by banks and exporters, triggered by weakness in the greenback overseas. The rupee resumed higher at 61.52 per dollar as against the last weekend's level of 61.90 at the Interbank Foreign Exchange market.In the global market, the US dollar dropped in early trade, keying off losses last week which ended with investorslearning that the US labour market grew at a markedly slower pace than anticipated.