Ukrainian President Volodymyr Zelensky has put forward a fresh head of government as part of a government shake-up.
The president told lawmakers the change will aid the country tackle pressing issues.
During a meeting with outgoing Premier Denys Shmyhal, Zelensky reviewed ways to strengthen national energy grids.
He also called in the head of state-run gas giant the gas firm to settle sector problems.
Top aides admit rapid action is vital after a sudden delay to Patriot supply and after the ex-president’s remarks on a similar deal sparked talk.
Officials insist prompt steps are required to keep military systems and power plants running.