diff --git a/addons/purchase/edi/purchase_order_action_data.xml b/addons/purchase/edi/purchase_order_action_data.xml
index 311cb4603ae..dbd92dbe5dd 100644
--- a/addons/purchase/edi/purchase_order_action_data.xml
+++ b/addons/purchase/edi/purchase_order_action_data.xml
@@ -95,7 +95,7 @@
Purchase Order - Send by Email
${object.validator.email or ''}
${object.company_id.name} Order (Ref ${object.name or 'n/a' })
- ${object.partner_id.id}
+ ${object.partner_id.id}