![Katie Boulter reaches second round of Australian Open - despite being unaware of tie-break rule change Katie Boulter reaches second round of Australian Open - despite being unaware of tie-break rule change](https://www.telegraph.co.uk/content/dam/tennis/2019/01/14/TELEMMGLPICT000185523771_trans_NvBQzQNjv4BqpVlberWd9EgFPZtcLiMQfyf2A9a6I9YchsjMeADBa08.jpeg)
Katie Boulter reaches second round of Australian Open - despite being unaware of tie-break rule change
Australian Open Tennis: Organisers will introduce 'super tiebreakers', with a 10-point tie break at six games all.
Australian Open Tennis: Organisers will introduce 'super tiebreakers', with a 10-point tie break at six games all.
Australian Open 2019: Katie Boulter tiebreak to 10 points confusion, tennis player celebrates early | Fox Sports
![Australian Open 2019: heat and tie-break rule changes – explained | Australian Open 2019 | The Guardian Australian Open 2019: heat and tie-break rule changes – explained | Australian Open 2019 | The Guardian](https://i.guim.co.uk/img/media/57dd265c41c89b2fafa56ef326f898685a6d244f/574_118_2352_1411/master/2352.jpg?width=1200&quality=85&auto=format&fit=max&s=a01e9f82446869479b249fcd8ca7ef49)
Australian Open 2019: heat and tie-break rule changes – explained | Australian Open 2019 | The Guardian
Australian Open 2019, tie-break rules, super tie-break at 6-6, big change to final sets, longest Australian Open match ever | Fox Sports
![Australian Open announces switch to final-set tie-breaks for 2019 tournament | Australian Open | The Guardian Australian Open announces switch to final-set tie-breaks for 2019 tournament | Australian Open | The Guardian](https://i.guim.co.uk/img/media/47a9f10d261f1e944382f533698cf1fdb3c701bd/0_14_2167_1300/master/2167.jpg?width=445&quality=85&auto=format&fit=max&s=893809436651b8aa4387468b04dccb62)