diff --git a/relay/channel/task/doubao/adaptor.go b/relay/channel/task/doubao/adaptor.go
index 3b573ad8..e08aa80e 100644
--- a/relay/channel/task/doubao/adaptor.go
+++ b/relay/channel/task/doubao/adaptor.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"io"
 	"net/http"
+	"strconv"
 	"time"
 
 	"github.com/QuantumNous/new-api/common"
@@ -242,6 +243,10 @@ func (a *TaskAdaptor) convertToRequestPayload(req *relaycommon.TaskSubmitReq) (*
 		return nil, errors.Wrap(err, "unmarshal metadata failed")
 	}
 
+	if sec, _ := strconv.Atoi(req.Seconds); sec > 0 {
+		r.Duration = lo.ToPtr(dto.IntValue(sec))
+	}
+
 	r.Content = lo.Reject(r.Content, func(c ContentItem, _ int) bool { return c.Type == "text" })
 	r.Content = append(r.Content, ContentItem{
 		Type: "text",