These Four Walls is the debut studio album by Scottish indie rock band We Were Promised Jetpacks, released on 15 June 2009 in the UK, and on 7 July 2009 in the US by FatCat Records. The band recorded the album at Earth Studios in Odiham, Hampshire, England with producers Ken Thomas, Joylon Thomas, and Peter Katis. Four singles were released from the album: "Quiet Little Voices" in May 2009, "Roll Up Your Sleeves" in June 2009, and the double A-side single "It's Thunder and It's Lightning" and "Ships With Holes Will Sink" in November 2009. Following the album's release, an EP of alternate recordings and unreleased tracks entitled The Last Place You'll Look was issued in March 2010.
The album was reissued by FatCat as a double gold-coloured LP in July 2019 to mark its tenth anniversary. The expanded edition included 8 previously unreleased tracks chosen from early live performances, demos and radio sessions.