diff --git a/lite/kernels/mlu/bridges/test_helper.cc b/lite/kernels/mlu/bridges/test_helper.cc
index 9bb0a12057cd400e40bb08fbe09eccfb773fe231..c6c87e42b40abcac49c41a35c95e893c6f70fb8c 100644
--- a/lite/kernels/mlu/bridges/test_helper.cc
+++ b/lite/kernels/mlu/bridges/test_helper.cc
@@ -47,7 +47,7 @@ void LaunchOp(const std::shared_ptr<lite::OpLite> op,
   const auto& bridges = subgraph::Registry::Instance();
   CHECK(bridges.Exists(op_type, TARGET(kMLU)));
 
-  // Convert all of input data vars and added into the MLU IR graph
+  // Convert input data var and add it into the MLU IR graph
   for (auto& input_name : input_var_names) {
     auto input_tensor = scope->FindMutableTensor(input_name);
     CHECK(input_tensor);