Quote Originally Posted by EldritchWeaver View Post
a) Where exactly is that RAW stated? b) So? Monk needs a buff. Unchained monk still needs a buff.
A) It's written right in the opening paragraph of Introductions in the Classes section of the book.

Quote Originally Posted by Pathfinder Unchained, Classes: Introduction, pg 8
Finally, with the exception of the monk, these classes should work with any of the archetypes from previous books as long as the classes still have the appropriate class features to replace.
B) You want to houserule it, fine. But RAW, it isn't legal unless it is explicitly also labled as an unchained monk archetype.