A mounting device for a disk drive includes a bracket for receiving the disk drive, and a securing member for mounting the disk drive in the bracket. The bracket includes a pair of side panels for receiving the disk drive therebetween. A cutout is defined in each side panel in a front portion thereof. The securing member includes a handle and a pair of cantilevers extending from opposite ends of the handle. The handle includes a base body and a pair of arms extending from opposite ends of the base body to connect the pair of cantilevers. Each arm includes a first bent portion protruding outwardly from the base body, and a second bent portion protruding inwardly from the first bent portion. A resilient protrusion is formed on the second bent portion for inserting in the cutout.