diff --git a/erpnext/patches/v7_1/update_portal_roles.py b/erpnext/patches/v7_1/update_portal_roles.py
index deb88a6..695f998 100644
--- a/erpnext/patches/v7_1/update_portal_roles.py
+++ b/erpnext/patches/v7_1/update_portal_roles.py
@@ -14,6 +14,7 @@
 		user = frappe.get_doc('User', c.user)
 		user.set_default_roles()
 		user.flags.ignore_validate = True
+		user.flags.ignore_mandatory = True
 		user.save()