diff --git a/addons/account_followup/wizard/account_followup_print.py b/addons/account_followup/wizard/account_followup_print.py
index 00ecab7b860..e60d30d2b25 100644
--- a/addons/account_followup/wizard/account_followup_print.py
+++ b/addons/account_followup/wizard/account_followup_print.py
@@ -160,7 +160,7 @@ class account_followup_print(osv.osv_memory):
if partner.max_followup_id.send_letter:
partner_ids_to_print.append(partner.id)
nbprints += 1
- message = _("Follow-up letter of ") + " " + partner.partner_id.latest_followup_level_id_without_lit.name + "" + _(" will be sent")
+ message = "%s %s %s" % (_("Follow-up letter of "), partner.partner_id.latest_followup_level_id_without_lit.name, _(" will be sent"))
partner_obj.message_post(cr, uid, [partner.partner_id.id], body=message, context=context)
if nbunknownmails == 0:
resulttext += str(nbmails) + _(" email(s) sent")