Where has Soften for Ward BRDF gone ? (was a for fixing jaggies in reflections etc)

V-Ray V-Ray for 3ds Max General
1

Was looking for something to fix jaggies in reflections (as seen here - Please fix jaggies - Issues - Chaos Forum) - but when I look under Soften under BRDF type Ward, the Soften parameter has disappeared !!

What’s the deal and why did it go ?