diff --git a/readme.md b/readme.md
index 31b819b..17557c9 100644
--- a/readme.md
+++ b/readme.md
@@ -9,7 +9,7 @@ Using session outside the presenter.
 [![Coverage Status](https://coveralls.io/repos/github/drago-ex/sessions/badge.svg?branch=master)](https://coveralls.io/github/drago-ex/sessions?branch=master)
 
 ## Technology
-- PHP 8.0 or higher
+- PHP 8.1 or higher
 - composer
 
 ## Installation