diff --git a/go.mod b/go.mod
index 99dff87..5a9c342 100644
--- a/go.mod
+++ b/go.mod
@@ -7,7 +7,7 @@ require (
 	github.com/pion/rtcp v1.2.10
 	github.com/pion/webrtc/v3 v3.1.48
 	go.uber.org/zap v1.23.0
-	m7s.live/engine/v4 v4.8.4
+	m7s.live/engine/v4 v4.8.7
 )
 
 require (
diff --git a/go.sum b/go.sum
index 1997d71..71c2461 100644
--- a/go.sum
+++ b/go.sum
@@ -274,5 +274,5 @@ gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C
 gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-m7s.live/engine/v4 v4.8.4 h1:yV8S1w6PqAle6xhcOnVpla84m+rE5e0z74OUAAsVv1A=
-m7s.live/engine/v4 v4.8.4/go.mod h1:Knz1H4ZhJDooORkHOuHGNquSyA4txJFgVCng5rTEAm8=
+m7s.live/engine/v4 v4.8.7 h1:UTclIL+4GxDSr1dhTBtPeNj376ZJRK7si2O5eeW8VEE=
+m7s.live/engine/v4 v4.8.7/go.mod h1:OgI9lOQ1bE64s9rApdGGop1MBAJIpc/V2MJ190d9ig4=
diff --git a/subscriber.go b/subscriber.go
index 8bf5500..153e83b 100644
--- a/subscriber.go
+++ b/subscriber.go
@@ -82,7 +82,7 @@ func (suber *WebRTCSubscriber) OnEvent(event any) {
 				suber.flvHeadCache[0] = 9
 				suber.DC.Send(codec.FLVHeader)
 			}
-			suber.DC.Send(util.ConcatBuffers(v.FLV))
+			suber.DC.Send(util.ConcatBuffers(codec.VideoAVCC2FLV(v.AVCC,0)))
 		}
 	case VideoRTP:
 		if suber.videoTrack != nil {