diff --git a/TODO b/TODO
index 95f91b4db22acf4359e9d2782b9e37e1b7160509..4e28453b0e3d267a232deb55c9d8dbf2d340ae9a 100644
--- a/TODO
+++ b/TODO
@@ -16,8 +16,10 @@ Next (in order of descending priority/precedence):
 
 * Update include extension to latest draft:
 	- Implement required ManageSieve behavior
-* Implement mechanism for implicitly including an account's aliases in the
-  vacation command's :addresses list.
+* Vacation extension improvements:
+    - Implement configurable sender exclusion list.
+    - Implement mechanism for implicitly including an account's aliases in the
+      vacation command's :addresses list.
 * Improve error handling. Now it is not very consistent, especially for the 
   Sieve command line tools. 
 * Detect permission errors when writing global script binaries and advise the