diff --git a/network/udp/server.go b/network/udp/server.go
index 9399c65..f6829d6 100644
--- a/network/udp/server.go
+++ b/network/udp/server.go
@@ -28,7 +28,7 @@ func NewServer(bindAddr string) *Server {
 	}
 }
 
-func (s *Server) Run() error {
+func (s *Server) run() error {
 	add, err := net.ResolveUDPAddr("udp", s.bindAddr)
 	if err != nil {
 		return fmt.Errorf("cannot resolve address: %w", err)