"It's important that we try and conclude one or two more signings," he told the club website as the rumours continue to circulate.
Preston manager Alan Irvine has said that midfielder Paul McKenna remains firmly in his plans while Brighton are in no rush to sell Joel Lynch, although a deal whereby a Forest youngster goes on loan to the City Ground next season is a possibility.
The Reds are also waiting to hear about their seven-figure bid for Southampton striker David McGoldrick and are expected to seal a deal shortly for Dele Adebola.