diff --git a/codex-rs/core/src/conversation_history.rs b/codex-rs/core/src/conversation_history.rs
index a8995f57f7..ac4e6e9587 100644
--- a/codex-rs/core/src/conversation_history.rs
+++ b/codex-rs/core/src/conversation_history.rs
@@ -61,7 +61,7 @@ impl ConversationHistory {
     }
 }
 
-/// Anything that is not a system message or "reasoning" message is considered
+/// Anything that is not a system message or "Other" is considered
 /// an API message.
 fn is_api_message(message: &ResponseItem) -> bool {
     match message {