diff --git a/password_security/models/res_users.py b/password_security/models/res_users.py
index 8a5213e4b6..cc78c1a9d9 100644
--- a/password_security/models/res_users.py
+++ b/password_security/models/res_users.py
@@ -144,6 +144,8 @@ def _validate_pass_reset(self):
             if pass_min <= 0:
                 continue
             write_date = user.password_write_date
+            if not write_date:
+                continue
             delta = timedelta(hours=pass_min)
             if write_date + delta > datetime.now():
                 raise UserError(