The oil composition of Thymus bracteosus Vis. ex Bentham, collected from Montenegro, was analyzed by GC and GC/MS. The oil yield was 0.15%. Twenty-seven components were identified. Terpene hydrocarbons were dominant in the oil (68.5%). The main constituents of the oil were germacrene D (15.5%), beta-caryophyllene (14.6%), p-cymene (10.2%) and alpha-pinene (7.2%).