diff --git a/configs/config.yaml b/configs/config.yaml
index 71a68a4..2f5daf1 100644
--- a/configs/config.yaml
+++ b/configs/config.yaml
@@ -39,7 +39,7 @@ rocketMQ:
       topic: voucher_order_notify
       group: voucher_order_notify_group
       isOpenConsumer: false #是否启动消费 true/false
-      PerCoroutineCnt: 5 #协程数量，不配置默认为20
+      PerCoroutineCnt: 3 #协程数量，不配置默认为20
       RetryCnt: 3 #重试次数,不配置默认38
 
 wechat: