The present invention relates to a process for degumming a vegetable oil, comprising a. contacting an oil-water mixture comprising a crude vegetable oil comprising phospholipids with an enzyme having a phospholipase activity, wherein the oil-water mixture comprises an aqueous solution having a molal ionic strength of between 0.001 and 0.5 mol / kg; b. separating an oil-water mixture into an oil composition and an aqueous composition; and, c. washing the oil composition with an acid, wherein a degummed vegetable is produced.