diff --git a/Documentation/index.rst b/Documentation/index.rst
index 6f807cf9..deb237aa 100644
--- a/Documentation/index.rst
+++ b/Documentation/index.rst
@@ -30,6 +30,7 @@ is in the :doc:`manual pages<man-index>`.
    Glossary
    INSTALL
    Source-repositories
+   Interoperability
 
 .. raw:: html
 
@@ -103,5 +104,4 @@ for missing contents.
    :caption: TODO
 
    Quick-start
-   Interoperability
    trouble-index