You can follow the match in our hub below.
Ireland are ahead 2-1 in the tie.
The Republic of Ireland take on Bulgaria on Sunday night in the second leg of the Uefa Nations League promotion/relegation playoff.
Heimir Hallgrimsson’s side lead 2-1 in the tie after beating their opponents on Thursday.
Here is everything you need to know about Sunday’s game.
What is at stake?
If Ireland win the playoff, they will remain in League B of the Nations League.
If Bulgaria win, however, they will earn a promotion from League C, and consign Ireland to relegation.
Ireland fell behind against Bulgaria in Thursday’s first leg after just five minutes when Marin Petkov scored.
Hallgrimsson’s team recovered from that poor start to score twice before half-time. Finn Azaz scored his first goal for Ireland before Matt Doherty scored a header.
Ireland take a one-goal advantage into Sunday’s game, and hope to finish the job against Bulgaria.
What time is kick-off?
Ireland versus Bulgaria at the Aviva Stadium kicks off at 7:45 pm on Sunday, March 23.
How can I match the match on TV?
The Nations League playoff will be broadcast live on RTÈ 2, with coverage starting at 7 pm.
You can also stream the game live on the RTÈ Player.