Newcastle are not keen to see either player leave this summer.
Tottenham Hotspur's Mousa Dembele (L) in action with Newcastle United's Moussa Sissoko
There are concerns that several of their Magpies first team stars will seek exits this summer following their relegation to the Championship.
Newcastle's Georginio Wijnaldum shoots
Andros Townsend has already left for Crystal Palace, while both Sissoko and Wijnaldum have also been linked with moves away from St James Park.
Newcastle are naturally resistant to losing two of their key men though and have reportedly put big asking prices on their heads.
According to the Mirror, they have told the agents of both players to only approach the club about a sale if they have lined up offers of £20 million or more.
Moussa Sissoko celebrates scoring the second goal for Newcastle United with manager Rafael Benitez
Unless the players can find such deals, they will be expected report for pre-season training and aid the Magpies bid to secure a return to the Premier League next season.
It will now be interesting to see if either player can secure that sort of deal in the coming weeks, but for now it appears a stay in the North East is on the cards.
Georginio Wijnaldum celebrates scoring the third goal for Newcastle from the penalty spot