Ospreys slipped up in losing 16-20 to visiting Ulster at Liberty Stadium on Saturday, and have now been defeated in three of their last five matches at their home ground.

Leinster lowered the colours of the Dragons last Saturday at the RDS with a 23-14 scoreline, but away from home the Leinstermen have slipped to four successive defeats - their only longer losing run in the league was six straight defeats between February-May 2004.

Referee: Peter Allan (SRU, 30th League game).
Assistant Referees: Tim Hayes (WRU), Alan Jenkins (WRU).
TMO: Tony Rowlands (WRU).

Live on BBC Cymru Wales and Setanta Sports