diff --git a/doc/dev_ref/contents.rst b/doc/dev_ref/contents.rst
index 6505762e1f3..0b8945c4354 100644
--- a/doc/dev_ref/contents.rst
+++ b/doc/dev_ref/contents.rst
@@ -16,5 +16,6 @@ contributions to the library
    todo
    os
    oids
+   next_major
    reading_list
    mistakes