A door brace (10) comprising a door engagement member (12), a leg (20) and an engagement foot (26). The door engagement member (12) comprises a bottom flange (14) for location under a bottom edge of a door (34) and an engagement wall (16) having one face (18) for location against one side of the door. The leg comprises a fixed length section(22)and an adjustable length section (24). The leg is hingedly connected to the engagement wall and is movable between a bracing position in which it extends at a first angle to the engagement wall and a released position in which it extends at a smaller angle to the engagement wall. The door brace has a released condition in which the leg is in the released position and the adjustable length section of the leg has a first length and a bracing condition in which the leg is in the bracing position and the adjustable length section of the leg has a longer length.
