diff --git a/README.md b/README.md
index 9c3f961..48b79e3 100644
--- a/README.md
+++ b/README.md
@@ -31,6 +31,7 @@ cd ~/ros2_ws/src/wpr_simulation2/scripts
 ```
 cd ~/ros2_ws
 colcon build --symlink-install
+source install/setup.bash
 ```
 
 简单场景: