Add bytes in literal_eval doc.
diff --git a/Doc/library/ast.rst b/Doc/library/ast.rst
index 43c9add..5e2336f 100644
--- a/Doc/library/ast.rst
+++ b/Doc/library/ast.rst
@@ -119,14 +119,14 @@
 
    Safely evaluate an expression node or a string containing a Python
    expression.  The string or node provided may only consist of the following
-   Python literal structures: strings, numbers, tuples, lists, dicts, sets,
-   booleans, and ``None``.
+   Python literal structures: strings, bytes, numbers, tuples, lists, dicts,
+   sets, booleans, and ``None``.
 
    This can be used for safely evaluating strings containing Python expressions
    from untrusted sources without the need to parse the values oneself.
 
    .. versionchanged:: 3.2
-      Now allows set literals.
+      Now allows bytes and set literals.
 
 
 .. function:: get_docstring(node, clean=True)