diff --git a/config/default_config/bot.yaml b/config/default_config/bot.yaml
index f02c673..919080f 100644
--- a/config/default_config/bot.yaml
+++ b/config/default_config/bot.yaml
@@ -21,3 +21,6 @@ proxyAddress:
 online_msg: true
 # 上线推送通知的冷却时间
 online_msg_exp: 86400
+
+# 签名API地址
+sign_api_addr: