diff --git a/XMonad/Hooks/InsertPosition.hs b/XMonad/Hooks/InsertPosition.hs
index ab123d3f5d..a24b527358 100644
--- a/XMonad/Hooks/InsertPosition.hs
+++ b/XMonad/Hooks/InsertPosition.hs
@@ -13,6 +13,8 @@
 --
 -----------------------------------------------------------------------------
 
+-- TODO: note about XMonad.Hooks.Focus
+
 module XMonad.Hooks.InsertPosition (
     -- * Usage
     -- $usage