diff --git a/editor/src/editor/mvc/ed_update.rs b/editor/src/editor/mvc/ed_update.rs
index 953906a786..8adfc36d53 100644
--- a/editor/src/editor/mvc/ed_update.rs
+++ b/editor/src/editor/mvc/ed_update.rs
@@ -41,7 +41,7 @@ impl<'a> EdModel<'a> {
         Ok(())
     }
 
-    // TODO delete
+    // TODO delete once we use `GridNodeMap` for everything that now uses `CodeLines`.
     // disregards EdModel.code_lines because the caller knows the resulting caret position will be valid.
     // allows us to prevent multiple updates to EdModel.code_lines
     pub fn simple_move_carets_right(&mut self) {