Fix markup errors.
diff --git a/Doc/library/subprocess.rst b/Doc/library/subprocess.rst
index 439a46d..19a8b6b 100644
--- a/Doc/library/subprocess.rst
+++ b/Doc/library/subprocess.rst
@@ -321,7 +321,7 @@
    .. note::
 
       On Windows, SIGTERM is an alias for :meth:`terminate`. CTRL_C_EVENT and
-      CTRL_BREAK_EVENT can be sent to processes started with a `creationflags`
+      CTRL_BREAK_EVENT can be sent to processes started with a *creationflags*
       parameter which includes `CREATE_NEW_PROCESS_GROUP`.
 
    .. versionadded:: 2.6