diff --git a/internal/app/service/transport/chirp_stack.go b/internal/app/service/transport/chirp_stack.go
index a76f092..9828313 100644
--- a/internal/app/service/transport/chirp_stack.go
+++ b/internal/app/service/transport/chirp_stack.go
@@ -47,5 +47,6 @@ func (c *ChirpStackListener) Handler() http.HandlerFunc {
 
 // up 处理链路上行事件
 func (c *ChirpStackListener) up(data []byte) error {
+	// TODO implement me
 	panic("implement me")
 }