A new opinion poll suggests a small increase in support for Fine Gael and the Green Party and a slight drop for Sinn Féin.
The Sunday Times/Behaviour and Attitudes survey suggests that Sinn Féin retains the most support at 30 points, down two compared with the previous poll last December.
Fine Gael is at 28, up one, while Fianna Fáil remains unchanged at 22. The Green Party is up two to five points.
The poll was conducted on a face-to-face basis over the period 4 May to 18 May, with a representative sample of 914 eligible Irish voters aged 18 years and over.
The margin of error is plus or minus 3.3%.
Labour is at four points, down one, while the Social Democrats is at two points, up one.
Solidarity-People Before Profit is at one, down one, and independents are at eight, up one.
Aontú is unchanged at zero.
State of the parties:
Sinn Fein 30 (-2)
Fine Gael 28 (+1)
Fianna Fail 22 (no change)
Greens 5 (+2)
Labour 4 (-1)
Solidarity/PBP 1 (-1)
Social Democrats 2 (+1)
Independent/others 8 (+1)
Aontú 0 (no change)