diff --git a/Readme.rst b/Readme.rst
index 228c3b6..1c3fb4c 100644
--- a/Readme.rst
+++ b/Readme.rst
@@ -51,6 +51,7 @@ new ones like ``\TYPO3\Extbase\...``. This is done for:
 
 - Typehints in methods and function like injects.
 
+- ``instanceof`` checks.
 
 What does it look like?
 =======================