diff --git a/TODO.markdown b/TODO.markdown
index 59c538e..417537d 100644
--- a/TODO.markdown
+++ b/TODO.markdown
@@ -6,10 +6,6 @@ See KNOWN_BUGS.markdown for real bugs.
 Bugs to fix and features to add for 5.0
 ---------------------------------------
 
-* Fix documentation for `--apt_proxy`, see
-  [Debian bug #623443](http://bugs.debian.org/623443). Maybe also add
-  a sanity check.
-
 * `xen-create-image` man page overhaul:
 
   * ambiguous option list with regards to parameters