Issue #19795: Improved more markups of True/False.
diff --git a/Doc/library/xml.etree.elementtree.rst b/Doc/library/xml.etree.elementtree.rst
index a431b0f..08b677b 100644
--- a/Doc/library/xml.etree.elementtree.rst
+++ b/Doc/library/xml.etree.elementtree.rst
@@ -855,7 +855,7 @@
Writes the element tree to a file, as XML. *file* is a file name, or a
file object opened for writing. *encoding* [1]_ is the output encoding
(default is US-ASCII). *xml_declaration* controls if an XML declaration
- should be added to the file. Use False for never, True for always, ``None``
+ should be added to the file. Use ``False`` for never, ``True`` for always, ``None``
for only if not US-ASCII or UTF-8 (default is ``None``). *default_namespace*
sets the default XML namespace (for "xmlns"). *method* is either
``"xml"``, ``"html"`` or ``"text"`` (default is ``"xml"``). Returns an