diff --git a/demo/readme.md b/demo/readme.md
index 8664f84..bfab0a9 100644
--- a/demo/readme.md
+++ b/demo/readme.md
@@ -5,6 +5,11 @@
 
 ## Available context and how to open them
 
+Open any website:
+
+- Content script
+- Content script in the main world
+
 Click the extension icon in the toolbar:
 
 - Popup