The rupee was trading up 5 paise to 63.99 against the US currency on sustained selling of the greenback by banks and exporters.
The local currency resumed higher by 6 paise at 63.98 per dollar against last closing level of 64.04 per dollar at the Interbank Foreign Exchange (Forex) Market.
The domestic currency hovered in a range of 63.98 and 64.02 before quoting at 63.99 per dollar at 1130 hrs.