diff --git a/internal/remote/future.go b/internal/remote/future.go
index 5a83d6f..cba210e 100644
--- a/internal/remote/future.go
+++ b/internal/remote/future.go
@@ -20,7 +20,6 @@
 import (
 	"context"
 	"sync"
-	"time"
 
 	"github.com/apache/rocketmq-client-go/internal/utils"
 )
@@ -28,11 +27,9 @@
 // ResponseFuture
 type ResponseFuture struct {
 	ResponseCommand *RemotingCommand
-	SendRequestOK   bool
 	Err             error
 	Opaque          int32
 	callback        func(*ResponseFuture)
-	BeginTimestamp  time.Duration
 	Done            chan bool
 	callbackOnce    sync.Once
 	ctx             context.Context
@@ -41,11 +38,10 @@
 // NewResponseFuture create ResponseFuture with opaque, timeout and callback
 func NewResponseFuture(ctx context.Context, opaque int32, callback func(*ResponseFuture)) *ResponseFuture {
 	return &ResponseFuture{
-		Opaque:         opaque,
-		Done:           make(chan bool),
-		callback:       callback,
-		BeginTimestamp: time.Duration(time.Now().Unix()) * time.Second,
-		ctx:            ctx,
+		Opaque:   opaque,
+		Done:     make(chan bool),
+		callback: callback,
+		ctx:      ctx,
 	}
 }
 
@@ -62,17 +58,12 @@
 		cmd *RemotingCommand
 		err error
 	)
-	for {
-		select {
-		case <-r.Done:
-			cmd, err = r.ResponseCommand, r.Err
-			goto done
-		case <-r.ctx.Done():
-			err = utils.ErrRequestTimeout
-			r.Err = err
-			goto done
-		}
+	select {
+	case <-r.Done:
+		cmd, err = r.ResponseCommand, r.Err
+	case <-r.ctx.Done():
+		err = utils.ErrRequestTimeout
+		r.Err = err
 	}
-done:
 	return cmd, err
 }
diff --git a/internal/remote/remote_client.go b/internal/remote/remote_client.go
index b5ad436..3d2bf7f 100644
--- a/internal/remote/remote_client.go
+++ b/internal/remote/remote_client.go
@@ -80,7 +80,6 @@
 	if err != nil {
 		return nil, err
 	}
-	resp.SendRequestOK = true
 	return resp.waitResponse()
 }
 
@@ -96,7 +95,6 @@
 	if err != nil {
 		return err
 	}
-	resp.SendRequestOK = true
 	go c.receiveAsync(resp)
 	return nil
 }
diff --git a/internal/remote/remote_client_test.go b/internal/remote/remote_client_test.go
index f3aa6a2..bd53e65 100644
--- a/internal/remote/remote_client_test.go
+++ b/internal/remote/remote_client_test.go
@@ -37,9 +37,6 @@
 	if future.Opaque != 10 {
 		t.Errorf("wrong ResponseFuture's opaque. want=%d, got=%d", 10, future.Opaque)
 	}
-	if future.SendRequestOK != false {
-		t.Errorf("wrong ResposneFutrue's sendRequestOK. want=%t, got=%t", false, future.SendRequestOK)
-	}
 	if future.Err != nil {
 		t.Errorf("wrong RespnseFuture's Err. want=<nil>, got=%v", future.Err)
 	}