[NTG-context] Mkiv and braces

Hi, I am using ConTeXt ver: 2008.05.13, and in mkiv braces seem to gobble the next digit. They work fine with mkii. Minimal example \starttext The digits $\{0,1,2,3,4\}0,1,2,3,4$ The letters $\{a,b,c,d\}a,b,c,d$ \stoptext Aditya