diff --git a/addons/crm/models/crm_lead.py b/addons/crm/models/crm_lead.py
index 061891ef8ba..676084daab8 100644
--- a/addons/crm/models/crm_lead.py
+++ b/addons/crm/models/crm_lead.py
@@ -486,7 +486,7 @@ class Lead(FormatAddress, models.Model):
         body = [title]
         fields = self.env['ir.model.fields'].search([('name', 'in', fields or []), ('model_id.model', '=', self._name)])
         for field in fields:
-            value = self[field.name]
+            value = getattr(self, field.name, False)
             if field.ttype == 'selection':
                 value = dict(field.get_values(self.env)).get(value, value)
             elif field.ttype == 'many2one':