www/py-flask-user dependency error

[Mayuresh <mayuresh%acm.org@localhost>]

===> Installing binary package of py37-cryptodome-3.8.1
pkg_add: package `py37-cryptodome-3.8.1' already recorded as installed
ERROR: [depends.mk] A package matching ``py37-cryptography>=1.6'' should
ERROR:     be installed, but one cannot be found.  Perhaps there is a
ERROR:     stale work directory for ../../security/py-cryptodome?
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/www/py-flask-user


This is on just updated pkgsrc.

Does it look like a python version issue?

Mayuresh