diff --git a/server.go b/server.go
index 4d82266..d79555a 100644
--- a/server.go
+++ b/server.go
@@ -60,8 +60,8 @@ func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
-func (s *Server) Error(w http.ResponseWriter, err error) {
-	log.Println(err)
+func (s *Server) Error(r *http.Request, w http.ResponseWriter, err error) {
+	log.Printf("err: %s: %v", r.URL.String(), err)
 	http.Error(w, err.Error(), http.StatusServiceUnavailable)
 	return
 }
@@ -69,13 +69,13 @@ func (s *Server) Error(w http.ResponseWriter, err error) {
 func (s *Server) Connect(w http.ResponseWriter, r *http.Request) {
 	host, err := s.dig(r.Context(), r.Host)
 	if err != nil {
-		s.Error(w, err)
+		s.Error(r, w, err)
 		return
 	}
 
 	dest, err := net.DialTimeout("tcp", host, 30*time.Second)
 	if err != nil {
-		s.Error(w, err)
+		s.Error(r, w, err)
 		return
 	}
 
@@ -83,13 +83,13 @@ func (s *Server) Connect(w http.ResponseWriter, r *http.Request) {
 
 	hijacker, ok := w.(http.Hijacker)
 	if !ok {
-		s.Error(w, errors.New("hijack not available"))
+		s.Error(r, w, errors.New("hijack not available"))
 		return
 	}
 
 	client, _, err := hijacker.Hijack()
 	if err != nil {
-		s.Error(w, err)
+		s.Error(r, w, err)
 		return
 	}
 
@@ -100,7 +100,7 @@ func (s *Server) Connect(w http.ResponseWriter, r *http.Request) {
 func (s *Server) Serve(w http.ResponseWriter, r *http.Request) {
 	resp, err := s.Transport.RoundTrip(r)
 	if err != nil {
-		s.Error(w, err)
+		s.Error(r, w, err)
 		return
 	}
 	defer resp.Body.Close()