Nevada Sen. Dean Heller Dean Arthur HellerOn The Trail: Democrats plan to hammer Trump on Social Security, Medicare Lobbying World Democrats spend big to put Senate in play MORE (R) revealed to a reporter on Monday that he voted for President Trump Donald John TrumpUS reimposes UN sanctions on Iran amid increasing tensions Jeff Flake: Republicans 'should hold the same position' on SCOTUS vacancy as 2016 Trump supporters chant 'Fill that seat' at North Carolina rally MORE last November, ending nine months of evasiveness on whether he voted for his party's presidential nominee.

Heller told The Nevada Independent in a statement that he voted for Trump, despite his often vocal criticism of the GOP president.

“Yes, I voted for Donald Trump,” Heller texted a reporter for the news outlet.

Hillary Clinton Hillary Diane Rodham ClintonJeff Flake: Republicans 'should hold the same position' on SCOTUS vacancy as 2016 Momentum growing among Republicans for Supreme Court vote before Election Day Warning signs flash for Lindsey Graham in South Carolina MORE narrowly won the state in November, winning 47.9 percent of the vote compared to Trump's 45.5 percent. Because his state went for Clinton, Heller is seen as the most vulnerable GOP senator up for reelection in 2018.

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Heller is facing a primary challenge from Danny Tarkanian, a wealthy businessman and frequent candidate. Tarkanian is running on his support for Trump's agenda, including repealing ObamaCare.