diff --git a/resource/tinymce/note.html b/resource/tinymce/note.html
index 40d8371dad..6dabd83bcc 100644
--- a/resource/tinymce/note.html
+++ b/resource/tinymce/note.html
@@ -31,6 +31,50 @@
link_assume_external_targets: true,
nonbreaking_force_tab: 4,
+ // More restrictive version of default set, with JS/etc. removed
+ valid_elements: "@[id|class|style|title|dir