Fixed markup of tm_isdst attribute.
diff --git a/Doc/library/datetime.rst b/Doc/library/datetime.rst
index dc46587..53d416a 100644
--- a/Doc/library/datetime.rst
+++ b/Doc/library/datetime.rst
@@ -928,7 +928,7 @@
of the result is set according to the :meth:`dst` method: :attr:`tzinfo` is
``None`` or :meth:`dst`` returns ``None``, :attr:`tm_isdst` is set to ``-1``;
else if :meth:`dst` returns a non-zero value, :attr:`tm_isdst` is set to ``1``;
- else ``tm_isdst`` is set to ``0``.
+ else :attr:`tm_isdst` is set to ``0``.
.. method:: datetime.utctimetuple()