diff --git a/config/config_env.yaml b/config/config_env.yaml
index b6fa262..d2cd2a4 100644
--- a/config/config_env.yaml
+++ b/config/config_env.yaml
@@ -24,6 +24,7 @@ sys:
   channel_pool_len: 100
   channel_pool_size: 32
   llm_pool_len: 5
+  heartbeat_interval: 30
 redis:
   host: 47.97.27.195:6379
   type: node