diff --git a/todo.md b/todo.md
index 63cf8b6d..ed8900b1 100644
--- a/todo.md
+++ b/todo.md
@@ -1,6 +1,7 @@
 # Uiua Todo
 
 - 0.12
+  - Fix `{⍥∘}` not giving a warning
   - by inverses
   - `setinv` on and by inverses
   - Document on and by inverses