Builders cannot deliver houses at the right price

Conventional wisdom on the housing situation states that while supply has picked up, there is still a long way to go to catch up with annual household demand, writes
Headline numbers would seem to back this up. Estimates of housing demand vary but are generally thought to be over 30,000 units per annum, but only 18,000 units were built in 2018. Until this gap is closed, house prices will continue to rise, correct?