The Ben My Chree is currently docked in Heysham Port, after its planned 2.15am sailing never departed.
It's now been announced the Manannan will undertake this morning's 8.45am journey to Heysham instead.
Passengers are asked to check-in no later than 8.15am this morning.

High ground could see 4 inches of snow on Saturday night
Mountain Road unlikely to open before Monday
Yellow warning for freezing temperatures tonight
School bangers night called off
AK47 and Uzi handed in to police
"No dispute" over Liverpool Ferry Terminal, says main contractor
More weekend bus strikes to come after 10-day walkout?
Minister to face question about bus strike