diff --git a/doc/source/_themes/starlingxdocs_plus/sidebartoc_menu.html b/doc/source/_themes/starlingxdocs_plus/sidebartoc_menu.html
new file mode 100644
index 000000000..c3f6d9dfa
--- /dev/null
+++ b/doc/source/_themes/starlingxdocs_plus/sidebartoc_menu.html
@@ -0,0 +1 @@
+<button type="button" data-toggle="dropdown" class="btn docs-sidebar-release-select">StarlingX Documentation</button>