The IMO has recently published circular MSC.1/Circ.1222/Rev.1*. This updates its requirements for the annual performance tests of voyage date recorders (VDRs) and simplified voyage data recorders (S-VDRs), as required by SOLAS Regulation V/18.8. The revised circular also clarifies the requirements for the examination of VDR float-free capsules approved in accordance with IMO Resolution MSC.333(90).