Markup fix
diff --git a/Doc/library/subprocess.rst b/Doc/library/subprocess.rst
index b93bd03..c1be5ab 100644
--- a/Doc/library/subprocess.rst
+++ b/Doc/library/subprocess.rst
@@ -224,7 +224,7 @@
 .. method:: Popen.terminate()
 
    Stop the child. On Posix OSs the method sends SIGTERM to the
-   child. On Windows the Win32 API function TerminateProcess is called
+   child. On Windows the Win32 API function :cfunc:`TerminateProcess` is called
    to stop the child.
 
    .. versionadded:: 2.6