A height-adjustable office furniture comprising a table top, at least one height adjustable leg unit and a drive unit to drive adjustment of the height of the leg, a drive control system configured to control and power the drive unit and an anti-collision system connected to the drive control system and configured to detect when movement of the table top along the vertical direction Z is blocked. A resilient element is provided in the connection between the drive unit and the table top, the resilient element defining a suspension travel extending along a vertical direction Z to reduce vibrations.