diff --git a/releasenotes/source/index.rst b/releasenotes/source/index.rst
index 8a881c7754a637df903ebcf4305e6965359cb5a8..59c326b6f3bbd39f54418f60ba11f73d6538e974 100644
--- a/releasenotes/source/index.rst
+++ b/releasenotes/source/index.rst
@@ -8,6 +8,7 @@ Contents
    :maxdepth: 2
 
    unreleased
+   train
    stein
    rocky
    queens
diff --git a/releasenotes/source/train.rst b/releasenotes/source/train.rst
new file mode 100644
index 0000000000000000000000000000000000000000..583900393c4a944f8399de94f5f6cbcaa51124d8
--- /dev/null
+++ b/releasenotes/source/train.rst
@@ -0,0 +1,6 @@
+==========================
+Train Series Release Notes
+==========================
+
+.. release-notes::
+   :branch: stable/train