diff --git a/trytond/webdav/webdav.py b/trytond/webdav/webdav.py
index 4bee113d29..cc6e2aafae 100644
--- a/trytond/webdav/webdav.py
+++ b/trytond/webdav/webdav.py
@@ -547,7 +547,6 @@ class Collection(ModelSQL, ModelView):
                 attachment_obj.create({
                     'name': name,
                     'data': data,
-                    'name': name,
                     'resource': '%s,%s' % (object_name, object_id),
                     })
             except Exception: