diff --git a/docs/tutorial-basics/tutorial_02_basic_ports.md b/docs/tutorial-basics/tutorial_02_basic_ports.md
index 3046952..83e5caa 100644
--- a/docs/tutorial-basics/tutorial_02_basic_ports.md
+++ b/docs/tutorial-basics/tutorial_02_basic_ports.md
@@ -99,7 +99,7 @@ When a custom TreeNode has input and/or output ports, these ports must be
 declared in the __static__ method:
 
 ``` cpp
-static MyCustomNode::PortsList providedPorts();
+static PortsList MyCustomNode::providedPorts();
 ```
 
 The input from the port `message` can be read using the template method