diff --git a/codex-rs/session/src/spawn.rs b/codex-rs/session/src/spawn.rs
index cd61af0bfd..d74bcc63d7 100644
--- a/codex-rs/session/src/spawn.rs
+++ b/codex-rs/session/src/spawn.rs
@@ -7,9 +7,6 @@ use std::fs::OpenOptions;
 use tokio::process::Child;
 use tokio::process::Command;
 
-// -----------------------------------------------------------------------------
-// Internal helpers
-
 /// Open (and create if necessary) the log files that stdout / stderr of the
 /// spawned agent will be redirected to.
 fn open_log_files(paths: &Paths) -> Result<(std::fs::File, std::fs::File)> {
@@ -39,9 +36,6 @@ fn base_command(bin: &str, paths: &Paths) -> Result<Command> {
     Ok(cmd)
 }
 
-// -----------------------------------------------------------------------------
-// exec -- non-interactive batch agent
-
 pub fn spawn_exec(paths: &Paths, exec_args: &[String]) -> Result<Child> {
     #[cfg(unix)]
     {
@@ -86,9 +80,6 @@ pub fn spawn_exec(paths: &Paths, exec_args: &[String]) -> Result<Child> {
     }
 }
 
-// -----------------------------------------------------------------------------
-// repl -- interactive FIFO stdin
-
 pub fn spawn_repl(paths: &Paths, repl_args: &[String]) -> Result<Child> {
     #[cfg(unix)]
     {
diff --git a/codex-rs/session/src/store.rs b/codex-rs/session/src/store.rs
index c2b71c1f26..7ff62bbbdc 100644
--- a/codex-rs/session/src/store.rs
+++ b/codex-rs/session/src/store.rs
@@ -223,9 +223,7 @@ pub async fn kill_session(id: &str) -> Result<()> {
         );
     }
 
-    //---------------------------------------------------------------------
     // Step 1 -- send graceful termination.
-    //---------------------------------------------------------------------
 
     #[cfg(unix)]
     {
@@ -259,9 +257,7 @@ pub async fn kill_session(id: &str) -> Result<()> {
         tokio::time::sleep(poll_interval).await;
     }
 
-    //---------------------------------------------------------------------
     // Step 2 -- force kill if necessary.
-    //---------------------------------------------------------------------
 
     if still_running {
         #[cfg(unix)]