Adult tick positive for in Austria, October 2018.

We report on a non-indigenous adult tick in Austria carrying the human pathogenic ; presumably introduced as a nymph via migratory birds and completed the moulting within the same year. It was negative for Crimean-Congo haemorrhagic fever virus, but the finding of represents a potential threat for humans due to its zoonotic character. Awareness of invasive tick species and carried pathogens should be improved in central and northern Europe.