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23 December 2013, 12:59
According to tabloid reports, the country legend will be heading down to Worthy Farm next year.
The Sun claims that the singer will make an appearance in the Sunday afternoon "legends" slot - which this year saw Kenny Rogers perform to great acclaim.
A source said: "It didn't take any convincing - she's always wanted to play Glastonbury."
The singer - best known for her songs Jolene and 9 To 5 - will be in the UK next June as part of her world tour.
Arcade Fire were announced as Friday night headliners for 2014 last week.