diff --git a/Doc/library/someos.rst b/Doc/library/someos.rst
index 0e2013b3e86..fa76a247e27 100644
--- a/Doc/library/someos.rst
+++ b/Doc/library/someos.rst
@@ -14,10 +14,10 @@ some other systems as well (e.g. Windows or NT).  Here's an overview:
 .. toctree::
 
    select.rst
-   thread.rst
    threading.rst
-   dummy_thread.rst
+   thread.rst
    dummy_threading.rst
+   dummy_thread.rst
    multiprocessing.rst
    mmap.rst
    readline.rst