diff --git a/listener/tuic/server.go b/listener/tuic/server.go
index 724d7418..a7ad69f6 100644
--- a/listener/tuic/server.go
+++ b/listener/tuic/server.go
@@ -52,6 +52,9 @@ func New(config LC.TuicServer, tcpIn chan<- C.ConnContext, udpIn chan<- C.Packet
 		MaxIncomingStreams:    ServerMaxIncomingStreams,
 		MaxIncomingUniStreams: ServerMaxIncomingStreams,
 		EnableDatagrams:       true,
+		Allow0RTT: func(addr net.Addr) bool {
+			return true
+		},
 	}
 	quicConfig.InitialStreamReceiveWindow = tuic.DefaultStreamReceiveWindow / 10
 	quicConfig.MaxStreamReceiveWindow = tuic.DefaultStreamReceiveWindow