They are doing the reasonable thing to create differentiation between their personality development and yours. They are likely accurately identifying aspects of

They are doing the reasonable thing to create differentiation between their personality development and yours. They are likely accurately identifying aspects of your behavior that are maladaptive to growing up in their era. The alienation is an effort to create room for themselves to become something else. You can respect the wisdom of their inclinations, or continue to prove them right by not doing so. Either way, they will make themselves as they need.