diff --git a/lib/routes/2048/bbs.js b/lib/routes/2048/bbs.js
index cebaae724d..fc61a791fe 100644
--- a/lib/routes/2048/bbs.js
+++ b/lib/routes/2048/bbs.js
@@ -16,7 +16,8 @@ async function getAvailableHosts(ctx) {
         .map(function() {
             return $(this).attr('href');
         })
-        .get();
+        .get()
+        .filter((item) => item.match(/\//g).length < 3);
 
     ctx.cache.set(cache_key, JSON.stringify(hosts));
     return hosts;