diff --git a/addons/account/account_report.xml b/addons/account/account_report.xml
index 98929af59a8..3fe2e12a138 100644
--- a/addons/account/account_report.xml
+++ b/addons/account/account_report.xml
@@ -16,7 +16,7 @@
name="account.invoice"
rml="account/report/invoice.rml"
string="Invoices"
- attachment="(object.state in ('open','paid')) and (time.strftime('%Y-%m-%d')+'-'+object.number)"
+ attachment="(object.state in ('open','paid')) and ('INV'+(object.number or '').replace('/',''))"
attachment_use="1"/>
diff --git a/addons/account/account_view.xml b/addons/account/account_view.xml
index ae2603ce9d9..9b17dd05783 100644
--- a/addons/account/account_view.xml
+++ b/addons/account/account_view.xml
@@ -599,9 +599,9 @@
-
+
-
+