diff --git a/server.go b/server.go
index e04bb83..a4c29c2 100644
--- a/server.go
+++ b/server.go
@@ -96,7 +96,7 @@ func NewHTTPServerWithPort(serveMux *http.ServeMux, port int) *Server {
 	if len(*tls) > 0 && port == 80 {
 		port = 443
 	}
-	addr := fmt.Sprintf("0.0.0.0:%d", port)
+	addr := fmt.Sprintf(":%d", port)
 	serveMux.HandleFunc(MakeHttpHandlerPattern("welcome"), welcomeHandler)
 	serveMux.HandleFunc(MakeHttpHandlerPattern("lb_health_chceck"), healthCheckHandler)