Issue #19795: Improved markup of True/False constants.
diff --git a/Doc/library/ast.rst b/Doc/library/ast.rst
index 16de3ca..daf28de 100644
--- a/Doc/library/ast.rst
+++ b/Doc/library/ast.rst
@@ -244,6 +244,6 @@
Return a formatted dump of the tree in *node*. This is mainly useful for
debugging purposes. The returned string will show the names and the values
for fields. This makes the code impossible to evaluate, so if evaluation is
- wanted *annotate_fields* must be set to False. Attributes such as line
+ wanted *annotate_fields* must be set to ``False``. Attributes such as line
numbers and column offsets are not dumped by default. If this is wanted,
*include_attributes* can be set to ``True``.