diff --git a/proxy/server.go b/proxy/server.go
index 2782911d9..cda6211d2 100644
--- a/proxy/server.go
+++ b/proxy/server.go
@@ -276,6 +276,7 @@ func (s *Server) ListenAndServe(ctx context.Context, addr string) (err error) {
 		Handler:   accessLog.Middleware(s.auth.Protect(s.proxy)),
 		TLSConfig: tlsConfig,
 	}
+	s.Logger.Debugf("starting listening on reverse proxy server address %s", addr)
 	return s.https.ListenAndServeTLS("", "")
 }