diff --git a/TODO.md b/TODO.md
index 6c504ad1..51985517 100644
--- a/TODO.md
+++ b/TODO.md
@@ -16,6 +16,7 @@
 - Fix symbol chat header (including face_spec) across PC/GC boundary
 - Check size of name field in GuildCardPC
 - Build an exception-handling abstraction in ChatCommands that shows formatted error messages in all cases
+- Make non-BB detector encryption match more than the first 4 bytes
 
 ## Episode 3