diff --git a/docs/source/movement/index.rst b/docs/source/movement/index.rst
index 6b29bff..2851001 100644
--- a/docs/source/movement/index.rst
+++ b/docs/source/movement/index.rst
@@ -27,7 +27,8 @@ be searched using the inbuilt :ref:`search engine <search>`.
 .. toctree::
     :maxdepth: 1
 
-    Introduction to mesh movement driven by a Monge-Ampère type equation <../demos/monge_ampere1.py>
+    Introduction to mesh movement driven by a Monge-Ampère type equation <../demos/monge_ampere_ring.py>
+    Movement of a doubly periodic mesh driven by a Monge-Ampère type equation <../demos/monge_ampere_periodic.py>
     Monge-Ampère mesh movement in three dimensions <../demos/monge_ampere_3d.py>
     Using mesh movement to optimize the mesh for PDE solution <../demos/monge_ampere_helmholtz.py>