diff --git a/proto/milvus.proto b/proto/milvus.proto
index 61db5f2..4c0edce 100644
--- a/proto/milvus.proto
+++ b/proto/milvus.proto
@@ -1873,7 +1873,7 @@ message ReplicateMessageResponse {
   string position = 2;
 }
 
-message UpdateBlobBucketInfoRequest {
+message UpdateBlobBucketAkSkRequest {
   common.MsgBase base = 1;
   string bucket = 2;
   string auth_key = 3;