Principality Building Society is increasing rates by up to 15 basis points tomorrow.
Meanwhile, both Rely and Vida are withdrawing buy-to-let products to reprice.
Yesterday, Halifax and BM Solutions cut rates by up to 25bps.
At Principality, the biggest increases are to some buy-to-let and holiday let deals.
In its buy-to-let range, five-year fixed rates at 60% LTV will increase by up to 15bps, while five-year fixes at 70 and 75% LTV will rise by up to 10bps.
For holiday let borrowers, two-year fixed rates at 60% LTV with no fee will increase by 15bps and some other products by lesser amounts.
For residential borrowers, cashback deals at 80% and 90% LTV will be rising by up to 12bps.
Residential products across lots of other tiers will also see increases up to 10bps including some new build and joint borrower sole proprietor deals.
Rely is withdrawing all rates this afternoon at 5pm and says it will be relaunching with lower prices.
Vida withdrew all buy-to-let new business products yesterday at close of business, giving brokers a couple of hours’ notice, and will be relaunching deals on Friday.
However, it does not say if prices will be going up or down.