lab5.md

@@ -38,7 +38,7 @@ content: '`ros2 run air_simple_sim generate_rdf office_1`'"
 
 ## Goal Message
 
-In your `air_lab_interfaces`, you should add two new messages ``Goal` and `Goals`. They will be used to communicate goals between `text_to_goals` and `decision`. You can check the [official tutorial](https://docs.ros.org/en/galactic/Tutorials/Beginner-Client-Libraries/Custom-ROS2-Interfaces.html) to know how to create custom messages.
+In your `air_lab_interfaces`, you should add two new messages ``Goal` and `Goals`. They will be used to communicate goals between `text_to_goals` and `decision`. You can check the [official tutorial](https://docs.ros.org/en/humble/Tutorials/Beginner-Client-Libraries/Custom-ROS2-Interfaces.html) to know how to create custom messages.
 
 `Goal` should have the following fields: