Homogenize the "optional OS services" menu
diff --git a/Doc/library/someos.rst b/Doc/library/someos.rst
index f361330..d2009bb 100644
--- a/Doc/library/someos.rst
+++ b/Doc/library/someos.rst
@@ -14,11 +14,11 @@
 
    select.rst
    threading.rst
-   dummy_threading.rst
-   _thread.rst
-   _dummy_thread.rst
-   concurrent.futures.rst
    multiprocessing.rst
+   concurrent.futures.rst
    mmap.rst
    readline.rst
    rlcompleter.rst
+   dummy_threading.rst
+   _thread.rst
+   _dummy_thread.rst