diff --git a/examples/st_game/README.md b/examples/st_game/README.md
index 3ef7d620b..aab560b20 100644
--- a/examples/st_game/README.md
+++ b/examples/st_game/README.md
@@ -20,3 +20,6 @@ ### 后端服务启动
 ### 前端服务启动
 进入`generative_agents/environment/frontend_server`，使用`python manage.py runserver`启动前端服务。  
 访问`http://localhost:8000/simulator_home` 进入当前的仿真界面。  
+
+## Appreciation
+The reproduction work has referred the `https://github.com/joonspk-research/generative_agents`, let's make a general statement here.