diff --git a/packet.go b/packet.go
index fbd0e2e..b648b6e 100644
--- a/packet.go
+++ b/packet.go
@@ -8,6 +8,5 @@ type ArtNetPacket interface {
 	encoding.BinaryUnmarshaler
 	encoding.BinaryMarshaler
 	GetOpCode() uint16
-	GetProtVer() uint16
 	GetID() [8]uint8
 }