[NTG-context] roman pagenumbers?

Trying to use roman numerals as pagenumbers failed. What am I doing wrong or has some other thing changed? A minimal example follows. Changing romannumerals into characters doesn't make a difference. This is ConTeXt ver: 2012.01.09 10:08 MKIV % test pagenumber conversion \setuppapersize[A6][A6] \starttext \setuppagenumber[number=1] \setuppagenumbering[conversion=romannumerals] % or: characters page 1\page page 2\page page 3\page \setuppagenumber[number=1] \setuppagenumbering[conversion=numbers] page 4\page page 5\page page 6\page \stoptext Hans van der Meer