diff --git a/vercel.json b/vercel.json
index fc0f01b5..e570fee6 100644
--- a/vercel.json
+++ b/vercel.json
@@ -24,6 +24,11 @@
       "destination": "/docs/:url",
       "statusCode": 301
     },
+    {
+      "source": "/docs/v6.6/:url*",
+      "destination": "/docs/:url",
+      "statusCode": 301
+    },
     {
       "source": "/docs/v6.5/:url(^(?!.*\\.).*[^/]$)",
       "destination": "/docs/v6.5/:url.html",