Previous lobectomy was performed on a 71 year old woman because of right inferior lobe lung adenocarcinoma. On the 25th postoperative day bronchial stump leak developed. During reoperation authors covered the fistula with a gastroepiploic omental flap which was pulled through an incision on the diaphragm. The empyema and air leak of the stump disappeared, there were no abdominal complications. This technique was used the first one in Hungary in this patient.