diff --git a/python-metaclasses/README.md b/python-metaclasses/README.md
index dcb91a5094..bf2b83587b 100644
--- a/python-metaclasses/README.md
+++ b/python-metaclasses/README.md
@@ -4,7 +4,7 @@ This folder provides the code examples for the Real Python tutorial [Python Meta
 
 The tutorial demonstrates its examples in the interactive interpreter, so each
 REPL sequence is collected here as a runnable script that prints the output the
-tutorial shows. Run any of them with Python 3.14:
+tutorial shows. Run any of them with Python 3.15:
 
 ```sh
 $ python custom_metaclass.py