diff --git a/internal/querynodev2/delegator/delta_forward.go b/internal/querynodev2/delegator/delta_forward.go
index e2ba923490..c88b19cb08 100644
--- a/internal/querynodev2/delegator/delta_forward.go
+++ b/internal/querynodev2/delegator/delta_forward.go
@@ -71,7 +71,7 @@ func (sd *shardDelegator) forwardL0Deletion(ctx context.Context,
 }
 
 func (sd *shardDelegator) forwardStreamingDeletion(ctx context.Context, deleteData []*DeleteData) {
-	// TODO add `auto` policy
+	// TODO @congqixia add `auto` policy
 	// using direct when streaming size is too large
 	// need some experimental data to support this policy
 	switch policy := paramtable.Get().QueryNodeCfg.StreamingDeltaForwardPolicy.GetValue(); policy {
diff --git a/tests/go_client/testcases/index_test.go b/tests/go_client/testcases/index_test.go
index a0602c5b3b..62205321a6 100644
--- a/tests/go_client/testcases/index_test.go
+++ b/tests/go_client/testcases/index_test.go
@@ -1004,7 +1004,7 @@ func TestCreateIndexInvalidParams(t *testing.T) {
 
 	idxIvfPq := index.NewIvfPQIndex(entity.L2, 128, 7, 8)
 	_, err := mc.CreateIndex(ctx, client.NewCreateIndexOption(schema.CollectionName, common.DefaultFloatVecFieldName, idxIvfPq))
-	common.CheckErr(t, err, false, "dimension must be able to be divided by `m`")
+	common.CheckErr(t, err, false, "The dimension of a vector (dim) should be a multiple of the number of subquantizers (m)")
 
 	// invalid Hnsw M [1, 2048], efConstruction [1, 2147483647]
 	for _, invalidM := range []int{0, 2049} {