diff --git a/Doc/library/logging.handlers.rst b/Doc/library/logging.handlers.rst
index 65e0b67..f52060a 100644
--- a/Doc/library/logging.handlers.rst
+++ b/Doc/library/logging.handlers.rst
@@ -381,6 +381,9 @@
    Returns a new instance of the :class:`SocketHandler` class intended to
    communicate with a remote machine whose address is given by *host* and *port*.
 
+   .. versionchanged:: 3.4
+      If ``port`` is specified as ``None``, a Unix domain socket is created
+      using the value in ``host`` - otherwise, a TCP socket is created.
 
    .. method:: close()
 
@@ -466,6 +469,9 @@
    Returns a new instance of the :class:`DatagramHandler` class intended to
    communicate with a remote machine whose address is given by *host* and *port*.
 
+   .. versionchanged:: 3.4
+      If ``port`` is specified as ``None``, a Unix domain socket is created
+      using the value in ``host`` - otherwise, a TCP socket is created.
 
    .. method:: emit()