diff --git a/p2p/peer.go b/p2p/peer.go
index 6aa78045b..fd5bec7d5 100644
--- a/p2p/peer.go
+++ b/p2p/peer.go
@@ -16,7 +16,7 @@ import (
 )
 
 const (
-	baseProtocolVersion    = 2
+	baseProtocolVersion    = 3
 	baseProtocolLength     = uint64(16)
 	baseProtocolMaxMsgSize = 10 * 1024 * 1024