diff --git a/TODO.md b/TODO.md
index 53d531e7..59ab34db 100644
--- a/TODO.md
+++ b/TODO.md
@@ -1,3 +1,4 @@
+- update state whenever setting parent
 - make the various onDestroy() functions take the uiControl instead
 - make sure all calls to uiControlResize() are preceded with calls to uiControlGetSizing()