The following services on route 731 are diverted to run via Lahdentie between the Koivukylä and Korso intersections:
- On Monday 2 May, 8.27pm and 8.57pm from Rautatientori and 8.55pm from Kulomäki
- On Tuesday 3 May, 5.10am and 5.25am from Kulomäki
The diversion is due to pavement work conducted at the Korso intersection. The buses serve all stops along the diversion route.