diff --git a/doc/todo/flexible_relationships_between_pages.mdwn b/doc/todo/flexible_relationships_between_pages.mdwn
index cb1ff2b1d..e09e03e9e 100644
--- a/doc/todo/flexible_relationships_between_pages.mdwn
+++ b/doc/todo/flexible_relationships_between_pages.mdwn
@@ -109,6 +109,8 @@ details
   >> the [[matching different kinds of links]] discussion, but it was removed
   >> in favor of per-type matchers. --[[chrysn]]
 
+  >>> note to self: should use the ``inject`` function to avoid `no strict refs`. --[[chrysn]]
+
 * configuration location
 
   i aimed for static configuration of the `block_names` in the setup file. this