The rove beetle genus Bolitobius Leach is represented by 21 species and two subspecies distributed in the Holarctic Region and the Himalaya. In this paper, Bolitobius lilizheni Yin and Hu, new species of the B. setiger group is described from Tibet, China, and is compared with, and distinguished from, related congeners. The new species is distinguished by the male sternite VIII possessing bristle fields fused at the base, in contrast to clearly separated fields in all other congeners of the group.