diff --git a/addons/auth_signup/models/res_users.py b/addons/auth_signup/models/res_users.py
index a1abd1c32b6..dc7d15f2997 100644
--- a/addons/auth_signup/models/res_users.py
+++ b/addons/auth_signup/models/res_users.py
@@ -197,7 +197,8 @@ class ResUsers(models.Model):
                 raise UserError(_("Cannot send email: user %s has no email address.") % user.name)
             # TDE FIXME: make this template technical (qweb)
             with self.env.cr.savepoint():
-                template.send_mail(user.id, force_send=True, raise_exception=True)
+                force_send = not(self.env.context.get('import_file', False))
+                template.send_mail(user.id, force_send=force_send, raise_exception=True)
             _logger.info("Password reset email sent for user <%s> to <%s>", user.login, user.email)
 
     def send_unregistered_user_reminder(self, after_days=5):