diff --git a/doc/todo/plugin.mdwn b/doc/todo/plugin.mdwn
index 255f0ccf6..4cbe25638 100644
--- a/doc/todo/plugin.mdwn
+++ b/doc/todo/plugin.mdwn
@@ -2,7 +2,6 @@ A plugin system should ideally support things like:
 
 * [[todo/lists]] of pages, of mising pages / broken links, of registered users, etc
 * a [[todo/link_map]]
-* [[todo/sigs]]
 * [[pageindexes]]
 * Wiki stats, such as the total number of pages, total number of links, most linked to pages, etc, etc.
 * wiki info page, giving the ikiwiki version etc