diff --git a/addons/hr_expense/views/hr_expense_views.xml b/addons/hr_expense/views/hr_expense_views.xml
index 8c458c750ef..cb89fd027fb 100644
--- a/addons/hr_expense/views/hr_expense_views.xml
+++ b/addons/hr_expense/views/hr_expense_views.xml
@@ -38,7 +38,7 @@
             <field name="name">hr.expense.tree</field>
             <field name="model">hr.expense</field>
             <field name="arch" type="xml">
-                <tree string="Expenses" multi_edit="1">
+                <tree string="Expenses" multi_edit="1" js_class="hr_expense_tree_dashboard_upload">
                     <field name="attachment_number" invisible="True"/>
                     <field name="date" optional="show"/>
                     <field name="accounting_date" optional="hide" groups="account.group_account_invoice,account.group_account_readonly"/>