diff --git a/client/highway.go b/client/highway.go
index c7a4ccbb..8722eaad 100644
--- a/client/highway.go
+++ b/client/highway.go
@@ -249,6 +249,7 @@ func (c *QQClient) highwayUploadFileMultiThreadingByBDH(path string, cmdId int32
 		}
 		defer conn.Close()
 		chunk, _ := os.OpenFile(path, os.O_RDONLY, 0666)
+		defer chunk.Close()
 		reader := binary.NewNetworkReader(conn)
 		if err = c.highwaySendHeartbreak(conn); err != nil {
 			return errors.Wrap(err, "echo error")
diff --git a/client/ptt.go b/client/ptt.go
index f48ee841..08bf1614 100644
--- a/client/ptt.go
+++ b/client/ptt.go
@@ -123,6 +123,7 @@ func (c *QQClient) UploadGroupShortVideo(groupCode int64, video, thumb io.ReadSe
 		if err != nil || cp() != nil {
 			hwRsp, err = c.highwayUploadByBDH(utils.MultiReadSeeker(thumb, video), 25, c.highwaySession.SigSession, ext, true)
 		} else {
+			_ = file.Close()
 			hwRsp, err = c.highwayUploadFileMultiThreadingByBDH(cache, 25, 8, c.highwaySession.SigSession, ext, true)
 			_ = os.Remove(cache)
 		}