diff --git a/internal/util/constant.go b/internal/util/constant.go
index 7fb19286b7b5548d359ecbafdf09286f3d9218cc..e7436fc77f21720b7e9c634aa44a96d31b65ab26 100644
--- a/internal/util/constant.go
+++ b/internal/util/constant.go
@@ -1,5 +1,6 @@
 package util
 
+// Meta Prefix consts
 const (
 	SegmentMetaPrefix    = "queryCoord-segmentMeta"
 	ChangeInfoMetaPrefix = "queryCoord-sealedSegmentChangeInfo"