diff --git a/releasenotes/source/index.rst b/releasenotes/source/index.rst
index b617b22..2c22408 100644
--- a/releasenotes/source/index.rst
+++ b/releasenotes/source/index.rst
@@ -5,6 +5,7 @@
  .. toctree::
     :maxdepth: 1
 
+    v12.0.0
     v11.0.0
     v10.0.0
     unreleased