Parmandur
Book-Friend, he/him
Yeah, but they stopped being an on-ramp to D&D, their parent line. It doesn't make sense to ruin that compatibility, either.
Mearls said during the Happy Fun Hour, when asked if they would receive a 5E facelift, that these boardgames are still working as an on-ramp, and aren't confusing anybody. Boardgames and RPGs are different beasts, after all.