diff --git a/doc/source/index.rst b/doc/source/index.rst
index 8e949fd0..8ce305a3 100644
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -86,5 +86,4 @@ Indices and tables
 ==================
 
 * :ref:`genindex`
-* :ref:`modindex`
 * :ref:`search`