diff --git a/internal/kv/minio/minio_kv.go b/internal/kv/minio/minio_kv.go
index 983a5b0f00..b3445e1614 100644
--- a/internal/kv/minio/minio_kv.go
+++ b/internal/kv/minio/minio_kv.go
@@ -27,6 +27,8 @@ import (
 	"go.uber.org/zap"
 )
 
+// MinIOKV implements DataKV interface and relies on underling MinIO service.
+// MinIOKV object contains a client which can be used to access the MinIO service.
 type MinIOKV struct {
 	ctx         context.Context
 	minioClient *minio.Client