diff --git a/integration/init_test.go b/integration/init_test.go
index 3f9b535..67f294f 100644
--- a/integration/init_test.go
+++ b/integration/init_test.go
@@ -12,7 +12,7 @@ import (
 	"testing"
 )
 
-const RouteRegistrarPackage = "code.cloudfoundry.org/route-registrar/"
+const routeRegistrarPackage = "code.cloudfoundry.org/route-registrar/"
 
 var (
 	routeRegistrarBinPath string
@@ -29,7 +29,7 @@ func TestIntegration(test *testing.T) {
 }
 
 var _ = SynchronizedBeforeSuite(func() []byte {
-	path, err := gexec.Build(RouteRegistrarPackage, "-race")
+	path, err := gexec.Build(routeRegistrarPackage, "-race")
 	Expect(err).ShouldNot(HaveOccurred())
 
 	return []byte(path)
diff --git a/integration/tcp_route_registration_test.go b/integration/tcp_route_registration_test.go
index 4a38615..a933806 100644
--- a/integration/tcp_route_registration_test.go
+++ b/integration/tcp_route_registration_test.go
@@ -10,7 +10,7 @@ import (
 	"strconv"
 	"time"
 
-	tls_helpers "code.cloudfoundry.org/cf-routing-test-helpers/tls"
+	tlsHelpers "code.cloudfoundry.org/cf-routing-test-helpers/tls"
 	"code.cloudfoundry.org/route-registrar/config"
 
 	"github.com/onsi/gomega/gbytes"
@@ -31,14 +31,14 @@ var _ = Describe("TCP Route Registration", func() {
 	)
 
 	BeforeEach(func() {
-		routingAPICAFileName, routingAPICAPrivateKey := tls_helpers.GenerateCa()
-		_, _, serverTLSConfig := tls_helpers.GenerateCertAndKey(routingAPICAFileName, routingAPICAPrivateKey)
-		routingAPIClientCertPath, routingAPIClientPrivateKeyPath, _ := tls_helpers.GenerateCertAndKey(routingAPICAFileName, routingAPICAPrivateKey)
+		routingAPICAFileName, routingAPICAPrivateKey := tlsHelpers.GenerateCa()
+		_, _, serverTLSConfig := tlsHelpers.GenerateCertAndKey(routingAPICAFileName, routingAPICAPrivateKey)
+		routingAPIClientCertPath, routingAPIClientPrivateKeyPath, _ := tlsHelpers.GenerateCertAndKey(routingAPICAFileName, routingAPICAPrivateKey)
 
 		routingAPIServer = ghttp.NewUnstartedServer()
 		routingAPIServer.HTTPTestServer.TLS = &tls.Config{}
-		routingAPIServer.HTTPTestServer.TLS.RootCAs = tls_helpers.CertPool(routingAPICAFileName)
-		routingAPIServer.HTTPTestServer.TLS.ClientCAs = tls_helpers.CertPool(routingAPICAFileName)
+		routingAPIServer.HTTPTestServer.TLS.RootCAs = tlsHelpers.CertPool(routingAPICAFileName)
+		routingAPIServer.HTTPTestServer.TLS.ClientCAs = tlsHelpers.CertPool(routingAPICAFileName)
 		routingAPIServer.HTTPTestServer.TLS.ClientAuth = tls.RequireAndVerifyClientCert
 		routingAPIServer.HTTPTestServer.TLS.CipherSuites = []uint16{tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256}
 		routingAPIServer.HTTPTestServer.TLS.Certificates = []tls.Certificate{serverTLSConfig}
@@ -58,7 +58,9 @@ var _ = Describe("TCP Route Registration", func() {
 				ghttp.VerifyJSON(`[{
 					"router_group_guid":"router-group-guid",
 					"backend_port":1234,
+					"backend_tls_port": -1,
 					"backend_ip":"127.0.0.1",
+					"instance_id": "",
 					"port":5678,
 					"modification_tag":{
 						"guid":"",
diff --git a/routingapi/api.go b/routingapi/api.go
index c3739d5..db715c3 100644
--- a/routingapi/api.go
+++ b/routingapi/api.go
@@ -82,12 +82,17 @@ func (r *RoutingAPI) makeTcpRouteMapping(route config.Route) (models.TcpRouteMap
 
 	r.logger.Info("Creating mapping", lager.Data{})
 
+	hostTLSPort := -1
+	if route.TLSPort != nil {
+		hostTLSPort = *route.TLSPort
+	}
+
 	return models.NewTcpRouteMapping(
 		routerGroupGUID,
 		uint16(*route.ExternalPort),
 		route.Host,
 		uint16(*route.Port),
-		0,
+		hostTLSPort,
 		"",
 		nilIfEmpty(&route.ServerCertDomainSAN),
 		calculateTTL(route.RegistrationInterval, r.routingAPIMaxTTL),