London, Aug 14 - Australian pop star Kylie Minogue has stepped up her romance with boyfriend Andres Velencos Segura by investing in a luxury Spanish property in his home town.

The 41-year-old has been dating the model, who is ten years her junior, since October last year. And now she has spent $675,000 on a luxury villa in Tossa de Mar, in northeast Spain, reported femalefirst.co.uk.

'Buying in Tossa de Mar shows how serious Kylie is about him,' said a source.