Eric Church and his wife Katherine are expecting their second child.

According to CMT, the 37-year-old singer dropped a hint at his show in Louisville, Ky. on Thursday (Sept. 25), when he sang 'Give my dad another grandson' during 'Sinners Like Me.'

Church's team have confirmed the news to Taste of Country, adding that the couple are expecting a boy.

Eric and Katherine married in North Carolina in 2008. She gave birth to their first son, Boone McCoy Church, in October of 2011.

Church has been on the road promoting his most recent album, 'The Outsiders.' The tour will run through Dec. 13, wrapping up in Birmingham, Ala.

Dwight Yoakam is the special guest for the entire tour, with a rotating roster of Brothers Osborne, Brandy Clark and hard rock band Halestorm serving as opening acts on various dates.