 Haghighi returned to training in late June 2017.Alireza finally made his debut on 8 July 2017 in a 1–0 loss to Sirius.Haghighi was named in an Allsvenskan team of the week in August after great performances since his return from injury, and on 19 August 2017 he assisted a goal in his team's 3–1 victory against Malmö.