Various embodiments of the teachings here include a fixing bracket for fixing a tie wrap at a fuel rail for mounting a wiring harness at the fuel rail, the fixing bracket comprising: a one-piece bracket body extending along a longitudinal direction, the bracket body including a first longitudinal end section, a second longitudinal end section, and an intermediate section. The intermediate section is disposed between the first end section and the second end section. The intermediate section comprises a protrusion including two bows spaced apart from one other by a slot disposed between the bows.