[NTG-context] \setupitezmize[joinedup,nowhite] not working

Hi list, the following MWE shows that I can't get rid of vertical space above subitemizations. What should I do? Best, Marcin \setupitemize[1][n][style=bold] \setupitemize[2][a,joinedup,nowhite][stopper=)] \starttext \startitemize \item First \startitemize \item Subfirst first \item Subfirst second \item Subfirst third \stopitemize \item Second \item Third \startitemize \item Subthird first \item Subthird second \stopitemize \stopitemize \stoptext -- Marcin Borkowski http://octd.wmi.amu.edu.pl/en/Marcin_Borkowski Adam Mickiewicz University