diff --git a/doc/TODO b/doc/TODO
index 0ddff08..75a9a7e 100644
--- a/doc/TODO
+++ b/doc/TODO
@@ -3,6 +3,7 @@ general/other:
 	1:use libmagic to determine file types for uploading?
 
 matrix:
+	8:fix fat_strings.cpp; use C style string allocation/catenation
 	4:string constant lookup tables
 	session:
 		7:server level queries in matrix::session