diff --git a/apps/ai-game-creator-shell/src-tauri/src/agent/runtime_driver/main_loop_tests.rs b/apps/ai-game-creator-shell/src-tauri/src/agent/runtime_driver/main_loop_tests.rs
index aaaf9ef4f..092785609 100644
--- a/apps/ai-game-creator-shell/src-tauri/src/agent/runtime_driver/main_loop_tests.rs
+++ b/apps/ai-game-creator-shell/src-tauri/src/agent/runtime_driver/main_loop_tests.rs
@@ -584,13 +584,30 @@ async fn autonomous_supervisor_converged_final_reply_deserialize_commits_fallbac
     }
     assert_eq!(stream.status, "committed");
     assert_eq!(stream.accumulated_text, fallback);
-    assert!(read_game_creator_agent_runtime_finalization_journal(
+    // finalization 先把 response stream 标为 committed，之后才调
+    // remove_..._finalization_recovery_sidecars 清理 sidecar，两步之间有真实时间窗。
+    // 上面等 committed 的循环一旦命中前半步就会退出，因此这里必须同样轮询，否则在
+    // CI 负载下会偶发读到尚未清理的残留。journal 是该清理链最后删除的一项，等它消失
+    // 即可覆盖后面几条 handoff 残留断言。
+    let mut finalization_residue = read_game_creator_agent_runtime_finalization_journal(
         &root,
         GAME_CREATOR_PROJECT_SUPERVISOR_AGENT_ID,
         RUN_ID,
     )
-    .expect("read finalization residue")
-    .is_none());
+    .expect("read finalization residue");
+    for _ in 0..250 {
+        if finalization_residue.is_none() {
+            break;
+        }
+        std::thread::sleep(Duration::from_millis(20));
+        finalization_residue = read_game_creator_agent_runtime_finalization_journal(
+            &root,
+            GAME_CREATOR_PROJECT_SUPERVISOR_AGENT_ID,
+            RUN_ID,
+        )
+        .expect("poll finalization residue");
+    }
+    assert!(finalization_residue.is_none());
     assert!(provider_retry::read_for_run_at(
         &root,
         GAME_CREATOR_PROJECT_SUPERVISOR_AGENT_ID,