Alberta's minister of infrastructure has resigned his cabinet post amid the growing scandal over the Danielle Smith government's procurement practices.

One of Alberta Premier Danielle Smith’s cabinet ministers quit his post Tuesday, citing concerns over how procurement contracts are being signed across government.

Infrastructure Minister Peter Guthrie has resigned from his cabinet post, citing concerns about how the government is awarding some contracts. His resignation comes two weeks after the former CEO of Alberta Health Services launched a lawsuit levelling allegations about government procurement.

Alberta Infrastructure Peter Guthrie has stepped down to sit as an Independent after raising concerns about procurement practices. His departure comes as the UCP faces continued controversy over Alberta Health Services contracts.