NAC director of airport services Prince Chitimbwa said the airport is developing cracks and that there is need to work on it urgently ahead of the UN World Tourism Organisation (UNWTO) general conference.
Zambia is co-hosting the UNWTO in Livingstone together the Victoria town in Zimbabwe in September this year.
Chitimbwa said measures are being put in place to ensure that the airport is worked on and restored to the best standards required for an international terminal.
He has, however, assured the parliamentary committee on transport and communication that the airport has not yet deteriorated to life threatening levels.
Meanwhile, the PF government has promised to set up a national airline before the end of this year.
Minister of transport Christopher Yaluma is optimistic of creating a national airlines and has since appointed a team of experts to start working on the project.
Among the members of the committee are from ministry of transport, justice, works and supply.
Yaluma said the committee has since started working and will submit the report to government next month.