He told the Sheffield Star: "Mr McClaren has shown that providing you are doing well enough then you will be considered.
"By picking David Nugent when he was in this division with Preston, Mr McClaren showed that he's prepared to look outside the Premiership."
Nevertheless Beattie insists he is remaining totally focused on trying to get the Blades back in the Premiership.
He said: "All I'm thinking about at the moment is doing my best for Sheffield United and helping the team do well. That's what I'm totally focused on."