diff --git a/doc/source/index.rst b/doc/source/index.rst
index 7123f24a3..02c889807 100644
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -20,6 +20,5 @@ Indices and tables
 ==================
 
 * :ref:`genindex`
-* :ref:`modindex`
 * :ref:`search`