diff --git a/addons/report_webkit/header_view.xml b/addons/report_webkit/header_view.xml
index 267bc7cb0a4..c66afd4f66c 100644
--- a/addons/report_webkit/header_view.xml
+++ b/addons/report_webkit/header_view.xml
@@ -53,7 +53,7 @@
form
tree,form
-
+
-
+