Aspergillus species cause a wide spectrum of diseases in humans and most frequent site of infection is lung. Pleural aspergillosis is a rare disease with only 3 cases having been in Korea. It may occur as a complication of tuberculosis, especially after pneumonectomy for this condition, or rupture of cavitary pulmonary aspergillosis into the pleura. We report a patient with pleural aspergillosis who showed a clinical improvement with antifungal therapy.