diff --git a/src/broker/peer.rs b/src/broker/peer.rs
index edee6e3..97f6f2b 100644
--- a/src/broker/peer.rs
+++ b/src/broker/peer.rs
@@ -245,15 +245,19 @@ async fn parent_broker_peer_loop(client_id: i32, config: ParentBrokerConfig, bro
 
     let mut fut_receive_frame = frame_reader.receive_frame().fuse();
     let mut fut_receive_broker_event = broker_to_peer_receiver.recv().fuse();
+    let make_timeout = || {
+        Box::pin(future::timeout(heartbeat_interval, future::pending::<()>())).fuse()
+    };
+    let mut fut_timeout = make_timeout();
     loop {
-        let fut_timeout = future::timeout(heartbeat_interval, future::pending::<()>());
         select! {
-            res_timeout = fut_timeout.fuse() => {
+            res_timeout = fut_timeout => {
                 assert!(res_timeout.is_err());
                 // send heartbeat
                 let msg = RpcMessage::new_request(".app", METH_PING, None);
                 debug!("sending ping");
                 frame_writer.send_message(msg).await?;
+                fut_timeout = make_timeout();
             },
             res_frame = fut_receive_frame => match res_frame {
                 Ok(mut frame) => {
@@ -319,6 +323,7 @@ async fn parent_broker_peer_loop(client_id: i32, config: ParentBrokerConfig, bro
                             }
                             debug!("Sending rpc frame");
                             frame_writer.send_frame(frame).await?;
+                            fut_timeout = make_timeout();
                         }
                         BrokerToPeerMessage::SendMessage(rpcmsg) => {
                             // log!(target: "RpcMsg", Level::Debug, "<---- Send message, client id: {}", client_id);
@@ -330,6 +335,7 @@ async fn parent_broker_peer_loop(client_id: i32, config: ParentBrokerConfig, bro
                             }
                             debug!("Sending rpc message");
                             frame_writer.send_message(rpcmsg).await?;
+                            fut_timeout = make_timeout();
                         },
                     }
                     fut_receive_broker_event = broker_to_peer_receiver.recv().fuse();