diff --git a/develop/index.rst b/develop/index.rst
index f4d91e5..83739b0 100644
--- a/develop/index.rst
+++ b/develop/index.rst
@@ -13,8 +13,6 @@ Generic documentation
     plugin_tutorial.rst
     using_wrap.rst
     style.rst
-    using_wrap.rst
-    style.rst
     advanced_plugin_config.rst
     advanced_plugin_testing.rst