diff --git a/calibrate_extrinsic_and_display_in_ros_cn.md b/calibrate_extrinsic_and_display_in_ros_cn.md
index 59cf670..42dcf02 100644
--- a/calibrate_extrinsic_and_display_in_ros_cn.md
+++ b/calibrate_extrinsic_and_display_in_ros_cn.md
@@ -42,7 +42,7 @@
 
 `roslaunch livox_ros_driver livox_lidar_rviz.launch`
 
-![Calibrate_extrinsic_04](image_ros/calibrate_extrinsic_05.png)
+![Calibrate_extrinsic_04](image_ros/calibrate_extrinsic_04.png)
 
 ![Calibrate_extrinsic_05](image_ros/calibrate_extrinsic_05.png)