diff --git a/codex-rs/core/src/codex.rs b/codex-rs/core/src/codex.rs
index 655e2d1e16..f9bcd6ef6f 100644
--- a/codex-rs/core/src/codex.rs
+++ b/codex-rs/core/src/codex.rs
@@ -311,10 +311,7 @@ impl Codex {
 
         if let Some(remote_models_error) = remote_models_error {
             let event = Event {
-                id: session
-                    .next_internal_sub_id
-                    .load(std::sync::atomic::Ordering::SeqCst)
-                    .to_string(),
+                id: INITIAL_SUBMIT_ID.to_string(),
                 msg: remote_models_error,
             };
             session.send_event_raw(event).await;