An optical fiber cleaving device comprises a frame provided with cleaving means for cleaving an optical fiber (4) therewith, and first and second (6) fiber clamping arrangements configured to hold a fiber (4) to be cleaved on opposite sides of the fiber cleaving means during cleaving of the fiber (4). The optical fiber cleaving device further comprises first securing means configured to re-movably secure said first clamping arrangement to the frame and second securing means configured to removably secure said second clamping arrangement (6) to the frame.