The Department of Infrastructure says the Mountain Road will be closed for an hour this afternoon.
It's so DOI workers can fix signs and other equipment needed for the one-way system.
The route will shut from 1pm until 2pm.
The closure will be in place from Ramsey to the Creg-Ny-Baa.
Northern lights to illuminate TT skies tonight?
TT fans could be up for a special treat tonight - with a good chance of seeing the northern lights!
TT Fan Park to reopen at 3pm
TT organisers say the Fan Park will reopen later.
Who's leaving Manx Care next, asks MHK
Who'll be the next senior figure in Manx Care to quit the organisation?
TT liver scans postponed
If you were planning on seeing how your liver had coped with the TT, there's some bad news.
MHK to quiz ministers about "forever chemical" PFAs
Rushen MHK Michelle Haywood has tabled questions for written reply to ministers over dangerous "forever chemicals" that can take up to 1,000 years to break down.
Rain and mud closes TT Fan Park again
The fan park at the TT Grandstand will be closed this morning.
Thomas the Ramsey cat needs calendar photos
A fundraising calendar's looking for your photos of Ramsey's most famous cat!
Charity appeals for help with ducklings' bills
Can you help feed a crowd of hungry ducklings?
