diff --git a/client/decoders.go b/client/decoders.go
index 4828e4a7..91127096 100644
--- a/client/decoders.go
+++ b/client/decoders.go
@@ -383,7 +383,7 @@ func decodeMessageSvcPacket(c *QQClient, info *incomingPacketInfo, payload []byt
 // MessageSvc.PushNotify
 func decodeSvcNotify(c *QQClient, _ *incomingPacketInfo, payload []byte) (interface{}, error) {
 	request := &jce.RequestPacket{}
-	request.ReadFrom(jce.NewJceReader(payload))
+	request.ReadFrom(jce.NewJceReader(payload[4:]))
 	data := &jce.RequestDataVersion2{}
 	data.ReadFrom(jce.NewJceReader(request.SBuffer))
 	if len(data.Map) == 0 {