Magnus Bradbury’s try was enough to seal a 10-7 win for Edinburgh over Glasgow after a late surge of points at Murrayfield.
The 24-year-old, who has 11 Scotland caps, is in his sixth season with the club and has scored nine tries in 74 appearances.
Scotland have suffered a fresh blow to their World Cup hopes after flanker Hamish Watson was ruled out for the rest of the tournament.
Edinburgh's Magnus Bradbury has been stripped of the club captaincy it has emerged.
Richard Cockerill admits it has been mixed luck on the injury front for Edinburgh ahead of Saturday’s rearranged derby clash with Glasgow.
To complete the back-row trident, Scotland need a number 8 to make the position his own.