A disc drive such as an optical disc drive for securely holding discs of various sizes and shapes even in the vertical position. The disc drive includes a tray for holding a disc with a spindle motor installed thereon for rotating a turntable of the spindle motor. The disc is secured to the turntable for being rotated by the spindle motor. A fixing unit disposed by the turntable securely holds the disc to the turntable at locations of a perimeter of a clamping hole of the disc.