The decree read out on the state-owned South Sudan Broadcasting Corporation (SSBC) on Friday night did not however made mention of why de’Mayen was removed.
Former Director General at the ministry, Paul Jacob, was named in a separate decree as the new undersecretary in the ministry of information.
In a separate decree, Kiir dismissed the Commissioner of the Information commission Nicodemus Ajak Bior and replaced him with Muyiga Ngduru Korokoto.
No mention was also made about why he was dismissed.