diff --git a/README.md b/README.md
index b7de71c..7f81855 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,7 @@
 ```
 sudo apt-get install ros-iron-ros-gz ros-iron-robot-state-publisher
 ```
+Then normal ROS2 install and buidl procedure.
 
 ### Execution
 ```