diff --git a/codex-rs/app-server/tests/suite/v2/fs.rs b/codex-rs/app-server/tests/suite/v2/fs.rs
index 642844eb92..8e280e665f 100644
--- a/codex-rs/app-server/tests/suite/v2/fs.rs
+++ b/codex-rs/app-server/tests/suite/v2/fs.rs
@@ -33,6 +33,7 @@ use std::process::Command;
 const DEFAULT_READ_TIMEOUT: Duration = Duration::from_secs(60);
 #[cfg(not(any(target_os = "macos", windows)))]
 const DEFAULT_READ_TIMEOUT: Duration = Duration::from_secs(10);
+const OPTIONAL_FS_CHANGE_TIMEOUT: Duration = Duration::from_secs(2);
 
 async fn initialized_mcp(codex_home: &TempDir) -> Result<McpProcess> {
     let mut mcp = McpProcess::new(codex_home.path()).await?;
@@ -832,7 +833,7 @@ async fn maybe_fs_changed_notification(
     mcp: &mut McpProcess,
 ) -> Result<Option<FsChangedNotification>> {
     match timeout(
-        DEFAULT_READ_TIMEOUT,
+        OPTIONAL_FS_CHANGE_TIMEOUT,
         mcp.read_stream_until_notification_message("fs/changed"),
     )
     .await
diff --git a/codex-rs/core/tests/suite/pending_input.rs b/codex-rs/core/tests/suite/pending_input.rs
index 25048d5c81..8daefd52f8 100644
--- a/codex-rs/core/tests/suite/pending_input.rs
+++ b/codex-rs/core/tests/suite/pending_input.rs
@@ -672,12 +672,24 @@ async fn steered_user_input_follows_compact_when_only_the_steer_needs_follow_up(
 async fn steered_user_input_waits_when_tool_output_triggers_compact_before_next_request() {
     let (gate_first_completed_tx, gate_first_completed_rx) = oneshot::channel();
 
+    let large_output_command = if cfg!(windows) {
+        "[Console]::Out.Write(('0' * 4000))"
+    } else {
+        "printf '%04000d' 0"
+    };
+    let large_output_args = json!({
+        "command": large_output_command,
+        "login": false,
+        "timeout_ms": 2000,
+    })
+    .to_string();
+
     let first_chunks = vec![
         chunk(ev_response_created("resp-1")),
         chunk(ev_function_call(
             "call-1",
             "shell_command",
-            r#"{"command":"printf '%04000d' 0","login":false,"timeout_ms":2000}"#,
+            &large_output_args,
         )),
         gated_chunk(
             gate_first_completed_rx,