Scotland head coach Gregor Townsend has called up Gloucester centre Matt Scott and uncapped Edinburgh prop Murray McCallum to his pre-season training camp.
Scott has been brought in as cover for Edinburgh centre Phil Burleigh, who injured his shoulder in his club's pre-season friendly against Sale Sharks on Friday.
Youngster McCallum, 21, replaces former Glasgow prop Gordon Reid after he sustained a concussion during his new club London Irish's pre-season clash with Ealing Trailfinders on the same day.
The Dark Blues convene in St Andrews on Sunday night for a two-day work-out as they build up to their autumn Test clashes with Samoa, New Zealand and Australia.
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