Graham Arnold got the statement win he wanted in his first match back in charge of the Socceroos as they brushed aside Kuwait 4-0.

But Australia's new boss concedes improvement must come as they prepare for sterner tests in the future.

Goals to Apostolos Giannou, Tom Rogic, debutant Awer Mabil and an early own goal helped the Socceroos skittle an ordinary Kuwait side at Kuwait Sports Club Stadium on Monday.

"We still need the icing in the cake which is the finishing," Arnold conceded.

"The execution...

Kuwait coach Romeo Jozak is looking forward to seeing where his team stands in Asian football with the visit of Australia on Monday.

Jozak, a former technical director of the Croatian FA, was charged in July with leading Kuwait back into the upper echelons of Asian football after a two-year FIFA ban from international competitions was lifted in December 2017.

"Here in Kuwait everyone speaks of Australia with huge respect," Jozak told ESPN.

"For us, it will be a bar and against Australia, that bar...