diff --git a/v2/transmitter.py b/v2/transmitter.py
index c04a4e9..060a0a3 100644
--- a/v2/transmitter.py
+++ b/v2/transmitter.py
@@ -29,7 +29,7 @@ class Transmitter:
         if self.ping_ts + 60 < ts:
             # 保持连接
             self.ping_ts = ts
-            print('保持连接')
+            self.log.info('保持连接 ping')
             self.db_client.execute('select 1')
 
         for h, p in self.slots.items():