diff --git a/pep-3156.txt b/pep-3156.txt
index cf17ca7b5..2659d2061 100644
--- a/pep-3156.txt
+++ b/pep-3156.txt
@@ -424,7 +424,7 @@ TBD: Public attribute recording the realtime value when the callback
 is scheduled?  (Since this is needed anyway for storing it in a heap.)
 
 TBD: A better name for the class?  Reasonable suggestions so far:
-``Callback``, ``Call``, ``Handler`` (my current favorite).
+``Callback``, ``Call``, ``Handler`` (my current favorite), ``Thunk``.
 
 Futures
 -------