diff --git a/addons/web/static/src/xml/base.xml b/addons/web/static/src/xml/base.xml
index e31dcd2a4a0..223183e2ea3 100644
--- a/addons/web/static/src/xml/base.xml
+++ b/addons/web/static/src/xml/base.xml
@@ -1300,7 +1300,7 @@
             <span class='oe_attach_label'>File</span>
             <t t-call="HiddenInputFile">
                 <t t-set="fileupload_id" t-value="widget.fileupload_id"/>
-                <t t-set="fileupload_action">/web/binary/upload_attachment</t>
+                <t t-set="fileupload_action" t-translation="off">/web/binary/upload_attachment</t>
                 <input type="hidden" name="model" t-att-value="widget.view.model"/>
                 <input type="hidden" name="id" value="0"/>
                 <input type="hidden" name="session_id" t-att-value="widget.session.session_id"/>