diff --git a/ln.ethercat.service/EthercatService.cs b/ln.ethercat.service/EthercatService.cs
index feca0ee..978d689 100644
--- a/ln.ethercat.service/EthercatService.cs
+++ b/ln.ethercat.service/EthercatService.cs
@@ -69,6 +69,7 @@ namespace ln.ethercat.service
 
             httpServer = new HTTPServer(httpLoggingRouter);
             httpServer.AddEndpoint(new Endpoint(IPv6.ANY, 7676));
+            httpServer.AddEndpoint(new Endpoint(IPv6.V4Space, 7676));
 
             controllerApiController = new ControllerApiController(ECMaster.Controller);
             httpRouter.AddSimpleRoute("/api/v1/*", controllerApiController);