diff --git a/Doc/tutorial/controlflow.rst b/Doc/tutorial/controlflow.rst
index 277e5c18562..0b09c18170d 100644
--- a/Doc/tutorial/controlflow.rst
+++ b/Doc/tutorial/controlflow.rst
@@ -1038,7 +1038,7 @@ function.  Parameter annotations are defined by a colon after the parameter name
 by an expression evaluating to the value of the annotation.  Return annotations are
 defined by a literal ``->``, followed by an expression, between the parameter
 list and the colon denoting the end of the :keyword:`def` statement.  The
-following example has a positional argument, a keyword argument, and the return
+following example has a required argument, an optional argument, and the return
 value annotated::
 
    >>> def f(ham: str, eggs: str = 'eggs') -> str: