diff --git a/Doc/library/io.rst b/Doc/library/io.rst
index af38fd72758790..73b3efff0f49a5 100644
--- a/Doc/library/io.rst
+++ b/Doc/library/io.rst
@@ -880,7 +880,7 @@ Text I/O
      characters written are translated to the given string.
 
    If *line_buffering* is ``True``, :meth:`flush` is implied when a call to
-   write contains a newline character.
+   write contains a newline character or a carriage return.
 
    If *write_through* is ``True``, calls to :meth:`write` are guaranteed
    not to be buffered: any data written on the :class:`TextIOWrapper`