diff --git a/addons/l10n_din5008_repair/models/repair.py b/addons/l10n_din5008_repair/models/repair.py
index cbd9d18b14b..7b13f927d79 100644
--- a/addons/l10n_din5008_repair/models/repair.py
+++ b/addons/l10n_din5008_repair/models/repair.py
@@ -22,6 +22,6 @@ class RepairOrder(models.Model):
     def _compute_l10n_din5008_document_title(self):
         for record in self:
             if record.state == 'draft':
-                record.l10n_de_document_title = _("Repair Quotation")
+                record.l10n_din5008_document_title = _("Repair Quotation")
             else:
-                record.l10n_de_document_title = _("Repair Order")
+                record.l10n_din5008_document_title = _("Repair Order")