1 files changed, 2 insertions, 2 deletions
diff --git a/test/cpp/util/proto_reflection_descriptor_database.cc b/test/cpp/util/proto_reflection_descriptor_database.cc
index f0d14c686a..b60f447e37 100644
--- a/test/cpp/util/proto_reflection_descriptor_database.cc
+++ b/test/cpp/util/proto_reflection_descriptor_database.cc
@@ -255,7 +255,7 @@ bool ProtoReflectionDescriptorDatabase::FindAllExtensionNumbers(
 }
 
 bool ProtoReflectionDescriptorDatabase::GetServices(
-    std::vector<std::string>* output) {
+    std::vector<grpc::string>* output) {
   ServerReflectionRequest request;
   request.set_list_services("");
   ServerReflectionResponse response;
@@ -288,7 +288,7 @@ bool ProtoReflectionDescriptorDatabase::GetServices(
 
 const protobuf::FileDescriptorProto
 ProtoReflectionDescriptorDatabase::ParseFileDescriptorProtoResponse(
-    const std::string& byte_fd_proto) {
+    const grpc::string& byte_fd_proto) {
   protobuf::FileDescriptorProto file_desc_proto;
   file_desc_proto.ParseFromString(byte_fd_proto);
   return file_desc_proto;