diff --git a/crates/milli/src/update/new/indexer/mod.rs b/crates/milli/src/update/new/indexer/mod.rs
index 0511dd6a1..8998780fb 100644
--- a/crates/milli/src/update/new/indexer/mod.rs
+++ b/crates/milli/src/update/new/indexer/mod.rs
@@ -68,6 +68,7 @@ mod steps {
     ];
 
     const fn step(step: u16) -> (u16, &'static str) {
+        /// TODO: convert to an enum_iterator enum of steps
         (step, STEPS[step as usize])
     }