Roosters back-rower Aidan Guerra has been disappointed with his own form so far in 2016.

The Sydney Roosters and St George Illawarra Dragons have finalised their line-ups for Sunday afternoon's Round 24 NRL Telstra Premiership clash.

Mitch Aubusson replaces the injured Dale Copley (concussion) at centre for the Roosters with Aidan Guerra joining the starting side in the second row.

Jake Marketo starts at hooker for St George Illawarra with Mitch Rein dropping back to the bench and Luciano Leilua replacing Jacob Host on the interchange.

Roosters 
1 Blake Ferguson
5 Latrell Mitchell 
4 Shaun Kenny-Dowall
12 Mitchell Aubusson
2 Daniel Tupou 
6 Connor Watson
7 Mitchell Pearce
8 Jared Waerea-Hargreaves
9 Jake Friend
10 Dylan Napa
11 Boyd Cordner
18 Aidan Guerra
13 Sio Siua Taukeiaho

Interchange:
14 Sam Moa
15 Isaac Liu
16 Ryan Matterson
17 Kane Evans

Dragons 
1 Josh Dugan
2 Kurt Mann
3 Euan Aitken
4 Taane Milne
5 Jason Nightingale
6 Gareth Widdop
7 Benji Marshall
8 Russell Packer
18 Jake Marketo 
10 Mike Cooper
11 Tyson Frizell
12 Joel Thompson
13 Jack de Belin

Interchange:  
9 Mitch Rein 
15 Leeson Ah Mau
16 Will Matthews 
22 Luciano Leilua