diff --git a/codex-rs/core/tests/suite/prompt_caching.rs b/codex-rs/core/tests/suite/prompt_caching.rs
index 809cb0ea32..df3f5906d0 100644
--- a/codex-rs/core/tests/suite/prompt_caching.rs
+++ b/codex-rs/core/tests/suite/prompt_caching.rs
@@ -193,6 +193,8 @@ async fn prompt_tools_are_consistent_across_requests() -> anyhow::Result<()> {
     expected_tools_names.extend([
         "update_plan",
         "request_user_input",
+        "set_working_directory",
+        "add_workspace_root",
         "apply_patch",
         "view_image",
         "tool_search",