diff --git a/tutorials/shaders/introduction_to_shaders.rst b/tutorials/shaders/introduction_to_shaders.rst
index 2e4162f458b..2b9f9c66a46 100644
--- a/tutorials/shaders/introduction_to_shaders.rst
+++ b/tutorials/shaders/introduction_to_shaders.rst
@@ -36,6 +36,8 @@ look like this.
 
 .. code-block:: glsl
 
+    shader_type canvas_item;
+
     void fragment() {
         COLOR = some_color;
     }