Although he was already contracted until 2028, BBC Scotland is reporting Glasgow have chosen to extend his stay in recognition of his outstanding form this season, where he has been one of the standout performers in Scottish rugby.
The 24-year-old first made his mark as a scrum-half, but his impressive displays on the wing earned him a place in Scotland's back three for their opening two Six Nations fixtures against Italy and England this year.
Dobie suffered a shoulder injury during the Calcutta Cup win and has not featured since.
There is optimism he could return in time to play a role in Glasgow's URC play-off campaign and be available for Scotland's Nations Championship games this summer against Argentina, South Africa and Fiji.