diff --git a/docusaurus.config.ts b/docusaurus.config.ts
index ed067af884..8f95111423 100644
--- a/docusaurus.config.ts
+++ b/docusaurus.config.ts
@@ -132,6 +132,9 @@ const config: Config = {
             current: {
               label: '6.0',
             },
+            legacy: {
+              label: 'Legacy',
+            }
           },
         },
         blog: false,
diff --git a/versions.json b/versions.json
index 8ed18faf9d..db7972b6f1 100644
--- a/versions.json
+++ b/versions.json
@@ -1 +1 @@
-["Legacy"]
+["legacy"]