diff --git a/tensorflow/core/framework/dataset_test.cc b/tensorflow/core/framework/dataset_test.cc
index 5d5582f3f59..6f8b5b1cec1 100644
--- a/tensorflow/core/framework/dataset_test.cc
+++ b/tensorflow/core/framework/dataset_test.cc
@@ -60,7 +60,7 @@ std::vector<Tensor> tensor_doubles{
     test::AsTensor<double>({100.0}), test::AsTensor<double>({200.0}),
     test::AsTensor<double>({400.0}), test::AsTensor<double>({800.0})};
 
-const string str = "test string";  // NOLINT
+const tstring str = "test string";  // NOLINT
 std::vector<Tensor> tensor_strs{test::AsTensor<tstring>({str})};
 
 const DatasetTestParam test_cases[] = {