By 1986, the album had been certified for over nine million sales domestically, and "Boston" went diamond in 1990. By November 2003, the album was certified by the Recording Industry Association of America for sales of 17 million. Worldwide, the album has sold 20 million copies. The album is the second best-selling debut album of all time in the United States, after Guns N' Roses's "Appetite for Destruction", and it is the joint eighth best-selling album in US history. "Boston", along with the band's 1978 follow-up "Don't Look Back", was remastered in 2006 by Scholz.