The draw for the third round of the IRN-BRU Cup will take place at The Kelpies in Falkirk at 1.00pm on Thursday August 18.
The 12 second-round winners will be joined by the 10 clubs in the Ladbrokes Championship plus Alloa Athletic and Livingston from Ladbrokes League 1.
Third-round ties are due to be played on the weekend of September 3/4.