All-rounder Andrew Symonds retained his place along with seamer Mitchell Johnson, who was the 12th man in Perth.
Australia are 119 for one in their second innings, 148 runs ahead of England on day two.
Australia beat England by six wickets with 19 balls to spare on an extraordinary final day to win the second Test and take a 2-0 lead in the Ashes series.
"Make 700 and bowl them out for under 150 on the last day," Buchanan told a news conference when asked about his team's strategy.
England picked up the crucial wicket of Langer to reduce Australia to 28 for one after posting a daunting total of 551-6.
The Australian opener expects to be peppered by a salvo of short deliveries from the England bowlers during the Ashes.
Australia's cricketers have scoffed at suggestions their ageing team is too old to win back the Ashes from England.
He injured his left hamstring while batting in the opening Test on Sunday and scans revealed he had suffered a grade one strain.
Head coach Justin Langer was in awe of Steve Smith while watching him play during Australia's first practice session in London ahead of the World Cup, so much so that "it was like watching Sachin bat".
Young opener Shubman Gill and pacer Mohammed Siraj will make their Test debuts in the second Boxing Day Test against Australia, starting in Melbourne, on Saturday.
Set to play in the second Test against an in-form Australian team, KL Rahul had a long hit at the nets, and so did Rishabh Pant.
The out-of-form middle-order batsman was omitted after regular opener Justin Langer was cleared to return from injury.
Australia will be without fast bowler Mitchell Starc for Saturday's final one-day international against South Africa after he was given permission to leave the tour to watch his wife Alyssa Healy compete in the women's T20 World Cup final. Healy will feature for Australia against India in the decider of the global T20 competition at the Melbourne Cricket Ground on Sunday, and will be able to count on the support of Starc.
Although a final decision on his fitness is yet to be taken, the selectors have decided to play safe by inducting Hussey.
Opener Justin Langer has broken a rib and is doubtful for next week's first test against West Indies, Cricket Australia (CA) said on Saturday.
Alex Carey will make his debut in the cash-rich IPL this season after the Delhi based franchise purchased him for Rs 2.40 crore in the player auction. He is also looking forward to gain the experience of playing spin in the subcontinent.
Images from the celebration of the Australia's maiden T20 World Cup win.
Australia, chasing England's first-innings total of 373, closed a truncated second day of the fifth Ashes Test on 112 without loss
Australia put up a convincing performance against Northamptonshire in the tour game to sound a warning to their Ashes opponent
With David Warner and Will Pucovski ruled out of the first Test and looking at Joe Burns's worrying form, Australia can't afford to miss Green for the day-night fixture.
Ricky Ponting, Justin Langer and Damien Martyn hit centuries as Australia piled up 582 for seven against Leicestershire
'It'll test us out, no doubt, against a good Indian outfit .... They beat us out here last time and they're a very good side'
The Aussie opener said it is the amount of time international players spent away from home that would be the decisive factor in his decision.
Australia ended day 1 of the second Test against South Africa on 228 for five
Former Australia captain Michael Clarke will get his first taste of coaching at the elite level against Sri Lanka later this month after being put in charge of the Prime Minister's XI for a Twenty20 match in Canberra.
Jacques Kallis became the first South African batsman to top the PricewaterCooper list in their latest ratings of Test cricketers.
After restricting the Proteas to 296 in their first innings, Australia were 38 for 1 in their second essay.
The two groups will unite late on Thursday night and with the opening ODI slated for Friday, the players will have no scope to wriggle in a practice session as one unit.
Australia opening batsman Justin Langer is hopeful of playing in second Test against Pakistan after suffering a back injury.
