Tram 4 will not run to Katajanokka On Sunday and Monday nights (15 and 16 April) from midnight to 2.30am due to track work on Aleksanterinkatu. The tram will terminate at the Market Square.
The following stops will not be served: "Ritarihuone", "Tove Janssonin puisto", "Kauppiaankatu", "Vyökatu", "Puolipäivänkatu" and "Merisotilaantori".