diff --git a/rt-thread-version/rt-thread-standard/tutorial/smart-car/ros-connect/ros-connect.md b/rt-thread-version/rt-thread-standard/tutorial/smart-car/ros-connect/ros-connect.md
index a023c393d02b01a5716d2b6ac8ec3244f95b928b..7cf0a3744cc284e042fdfc554066f6b49f66a6ed 100644
--- a/rt-thread-version/rt-thread-standard/tutorial/smart-car/ros-connect/ros-connect.md
+++ b/rt-thread-version/rt-thread-standard/tutorial/smart-car/ros-connect/ros-connect.md
@@ -611,7 +611,7 @@ $ rosrun rosserial_python serial_node.py tcp
 
 ### 3.3 参考文献
 
-- [RT-Thread 使用 ESP8266 上网](https://www.rt-thread.org/document/site/application-note/components/at/an0014-at-client/)
+- [RT-Thread 使用 ESP8266 上网](https://www.rt-thread.org/document/site/#/rt-thread-version/rt-thread-standard/application-note/components/at/an0014-at-client)
 
 ## 4 总结