diff --git a/nativelink-worker/src/lib.rs b/nativelink-worker/src/lib.rs
index 48997ca77a8..43539155cb2 100644
--- a/nativelink-worker/src/lib.rs
+++ b/nativelink-worker/src/lib.rs
@@ -24,3 +24,5 @@ pub mod reaper;
 pub mod running_actions_manager;
 pub mod worker_api_client_wrapper;
 pub mod worker_utils;
+
+// cone-curve benchmark marker: tier T2 small (worker, 2 crates) (semantic no-op, invalidates this crate's action)