diff --git a/docs/source/cheat_sheet_py3.rst b/docs/source/cheat_sheet_py3.rst
index 7385a66863bf..028a7f10b5f3 100644
--- a/docs/source/cheat_sheet_py3.rst
+++ b/docs/source/cheat_sheet_py3.rst
@@ -226,7 +226,8 @@ When you're puzzled or when things are complicated
 
    # To find out what type mypy infers for an expression anywhere in
    # your program, wrap it in reveal_type().  Mypy will print an error
-   # message with the type; remove it again before running the code.
+   # message with the type; remove it again before running the code, or
+   # import reveal_type from typing_extensions or typing (on Python 3.11 and newer).
    reveal_type(1)  # Revealed type is "builtins.int"
 
    # If you initialize a variable with an empty container or "None"