diff --git a/src/api_s2c/event/xiaofeijingsai/ApiOpen.ts b/src/api_s2c/event/xiaofeijingsai/ApiOpen.ts
index 209b72e..b60d885 100644
--- a/src/api_s2c/event/xiaofeijingsai/ApiOpen.ts
+++ b/src/api_s2c/event/xiaofeijingsai/ApiOpen.ts
@@ -34,7 +34,10 @@ export default async function (call: ApiCall<ReqOpen, ResOpen>) {
 
     list = list.map(i => ({...i, player: users.find(v => v.uid == i._id)}))
 
-    G.ioredis.setex(`rank:xiaofeijingsai`, 180, JSON.stringify(list));
+    // 活动结束前半小时，缓存过期时间改为10秒
+    let exTime = (G.time + 1800) < _hd.etime ? 10 : 180
+
+    G.ioredis.setex(`rank:xiaofeijingsai`, exTime, JSON.stringify(list));
 
     call.succ({list})
 }
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