Extra tickets will be released at 10:00 on Thursday 15 June 2017.
With only 50 days to go until the IAAF World Championships London 2017, 60000 more tickets will be available across all 14 sessions. It comes after London 2017 secured an increased capacity license for the event.
It means that fans can now access the most in-demand sessions, including the 100m finals, the opening night and the relay final evenings.
Since originally opening ticket registration last August, 13 of the 14 sessions have been over-subscribed.
Combined with the World Para Athletics Championships London 2017, these athletics events are the biggest in the world in 2017. It marks the first time both events have been hosted in the same city, with over 3000 athletes from over 200 nations set to compete.
The newly released tickets will be available from 10:00 on Thursday 15 June through Ticketmaster.co.uk.