A new opinion poll shows gains for both Fine Gael and Fianna Fáil.
However, Fine Gael is four points ahead of Fianna Fáil, according to the latest Sunday Business Post/Red C tomorrow.
The poll was carried out this week - marking the return of the Dáil after the summer recess - and over 1,000 people were surveyed.
Compared to the last Sunday Business Post/Red C in July, the latest findings show Fine Gael at 30%, a gain of 3%.
It is the first time Fine Gael has reached that level in a Red C poll since before the 2016 General Election.
Fianna Fáil is up 2% to 26%.
Sinn Féin is down two points to 16% while Independents are up two points to 10%.
The Labour Party has dropped one point to stand at 5% and the Independent Alliance is down two points to 2%.
There was no change for Solidarity/PBP at 4% while the Social Democrats are up two points at 4%.
The Green Party is down two points at 2% and Renua is also down two points at 1%.