#16937: document that stdin is always buffered, even when -u is used.  Patch by Elena Oat.
diff --git a/Doc/using/cmdline.rst b/Doc/using/cmdline.rst
index e0c80f6..f2d2616 100644
--- a/Doc/using/cmdline.rst
+++ b/Doc/using/cmdline.rst
@@ -269,8 +269,8 @@
 
 .. cmdoption:: -u
 
-   Force the binary layer of the stdin, stdout and stderr streams (which is
-   available as their ``buffer`` attribute) to be unbuffered.  The text I/O
+   Force the binary layer of the stdout and stderr streams (which is
+   available as their ``buffer`` attribute) to be unbuffered. The text I/O
    layer will still be line-buffered if writing to the console, or
    block-buffered if redirected to a non-interactive file.