diff --git a/config/config.yaml b/config/config.yaml
index fcf70aaf6..923b95591 100644
--- a/config/config.yaml
+++ b/config/config.yaml
@@ -234,7 +234,7 @@ chatpersistencemysql: true
 #可靠性存储
 reliablestorage: false
 #消息缓存时间
-msgCacheTimeout: 1800
+msgCacheTimeout: 86400
 #群聊已读开启
 groupMessageHasReadReceiptEnable: true
 #单聊已读开启