diff --git a/plugin_drift_bottle/main.go b/plugin_drift_bottle/main.go
index 0f2d7eab..f1a39f7e 100644
--- a/plugin_drift_bottle/main.go
+++ b/plugin_drift_bottle/main.go
@@ -1,3 +1,4 @@
+// Package driftbottle 漂流瓶
 package driftbottle
 
 import (