diff --git a/cmd/kubenest/node-agent/app.go b/cmd/kubenest/node-agent/app.go
index 5b2f07c0a..60a6e88ea 100644
--- a/cmd/kubenest/node-agent/app.go
+++ b/cmd/kubenest/node-agent/app.go
@@ -126,7 +126,7 @@ func start(addr, certFile, keyFile, user, password string) {
 
 	log.Infof("Starting server on %s", addr)
 	tlsConfig := &tls.Config{
-		MinVersion: tls.VersionTLS12,
+		MinVersion: tls.VersionTLS13,
 	}
 	tlsConfig.Certificates = make([]tls.Certificate, 1)
 	tlsConfig.Certificates[0], _ = tls.LoadX509KeyPair(certFile, keyFile)