diff --git a/todo.txt b/todo.txt
index 8bf3ff239a..fd424ad5e4 100644
--- a/todo.txt
+++ b/todo.txt
@@ -9,6 +9,8 @@ version 0.9.4
 - test C source code generation
 - test and fix closures
 - test and fix exception handling
+- implement 'union' and 'bits' pragmas
+
 
 Bugs
 ====