diff --git a/index.rst b/index.rst
index 43419d1c6494df6d0be5bc32c08c5803b8703e1a..02e7a20191a8a279fd9e2bb54cd00a2188833502 100644
--- a/index.rst
+++ b/index.rst
@@ -74,6 +74,12 @@ daily life.
    oniro/supported-technologies/openthread
    oniro/supported-technologies/containers
 
+.. toctree::
+   :caption: Supported Toolchains
+   :maxdepth: 2
+
+   oniro/toolchains
+
 .. toctree::
    :caption: Troubleshoot
    :maxdepth: 2