diff --git a/p2p/p2p.go b/p2p/p2p.go
index 49633f49e..2767e06e2 100644
--- a/p2p/p2p.go
+++ b/p2p/p2p.go
@@ -106,6 +106,7 @@ func New(addr, publicAddr, version, peers, privKeyStr string, feederNode bool, b
 		libp2p.EnableHolePunching(),
 		// Try to open a port in the NAT router to accept incoming connections.
 		libp2p.NATPortMap(),
+		libp2p.Ping(true),
 	)
 	if err != nil {
 		return nil, err
@@ -166,7 +167,7 @@ func NewWithHost(p2phost host.Host, peers string, feederNode bool, bc *blockchai
 
 func makeDHT(p2phost host.Host, addrInfos []peer.AddrInfo) (*dht.IpfsDHT, error) {
 	return dht.New(context.Background(), p2phost,
-		dht.ProtocolPrefix(starknet.Prefix),
+		dht.ProtocolPrefix(starknet.Prefix+"/kad/SN_SEPOLIA/1.0.0"),
 		dht.BootstrapPeers(addrInfos...),
 		dht.RoutingTableRefreshPeriod(routingTableRefreshPeriod),
 		dht.Mode(dht.ModeServer),
diff --git a/p2p/starknet/handlers.go b/p2p/starknet/handlers.go
index 28c4eee5f..f1311ea2e 100644
--- a/p2p/starknet/handlers.go
+++ b/p2p/starknet/handlers.go
@@ -56,6 +56,7 @@ func getBuffer() *bytes.Buffer {
 func streamHandler[ReqT proto.Message](ctx context.Context, wg *sync.WaitGroup,
 	stream network.Stream, reqHandler func(req ReqT) (iter.Seq[proto.Message], error), log utils.SimpleLogger,
 ) {
+	fmt.Println("streamHandler")
 	wg.Add(1)
 	defer wg.Done()