diff --git a/p2p/pkg/p2p/libp2p/internal/handshake/handshake.go b/p2p/pkg/p2p/libp2p/internal/handshake/handshake.go
index 6909ee986..0c716155b 100644
--- a/p2p/pkg/p2p/libp2p/internal/handshake/handshake.go
+++ b/p2p/pkg/p2p/libp2p/internal/handshake/handshake.go
@@ -18,7 +18,7 @@ import (
 
 const (
 	ProtocolName    = "handshake"
-	ProtocolVersion = "5.0.0"
+	ProtocolVersion = "6.0.0"
 	StreamName      = "handshake"
 )