A 70 year old man presented with growth in superotemporal quadrant of bulbar conjunctiva(2cm x 1cm x 1cm size )close to limbus in right eye; not associated with pain; had watering. Provisional diagnosis of OSSN was confirmed by CIC & HP study of the excised mass.On the first postoperative day, unexpected severe ptosis was seen . The patient underwent ptosis correction using frontalis sling surgery ( conventional fox pentagon technique).