diff --git a/crm_lead_vat/readme/DESCRIPTION.rst b/crm_lead_vat/readme/DESCRIPTION.rst
index 56da22f710e..ac79a5e9bc0 100644
--- a/crm_lead_vat/readme/DESCRIPTION.rst
+++ b/crm_lead_vat/readme/DESCRIPTION.rst
@@ -1,2 +1,2 @@
 This module was written to extend the functionality of CRM leads to support
-setting the VAT.
+setting the VAT identification number (https://en.wikipedia.org/wiki/VAT_identification_number).