The Steam Packet Company says the Manannan's back to her normal scheduled sailing times.
Earlier this week, the company said a problem with one of her engines meant she was running at lower speed - meaning longer journey times.
However, today it says engineering staff have finished their repairs to her starboard inner main engine.
It's thanking passengers for their patience.
Island planning new vape fluid tax
Nearly £341k written off in overpaid benefits
MHK tables barrage of questions about planned windfarm
Warning over kids crossing roads in front of buses
Polska i Wyspa Man razem - Island to get Polish honorary consul
50-acre remote sanctuary up for sale
Northern tip's re-use area to open again next month
Mountain Road closed for TT sign removal