"Just Hold On" is a song by American DJ Steve Aoki and English singer and songwriter Louis Tomlinson, released as the latter's debut single on December 10, 2016, by Ultra Music. It was written by Tomlinson, Aoki, Eric Rosse, Sasha Sloan and Sir Nolan and produced by Aoki, Sir Nolan and Jay Pryor. Aoki and Tomlinson performed the song for the first time on the series finale of The X Factor (UK).
The song debuted at number 2 on the UK Singles Chart, and number 52 on the US Billboard Hot 100, making it Aoki's highest-charting song in both countries. The song's music video was released on March 8, 2017.