diff --git a/repertory/repertory_test/src/winfsp_drive_info_test.cpp b/repertory/repertory_test/src/winfsp_drive_info_test.cpp
index a4aaaab7..13d5d985 100644
--- a/repertory/repertory_test/src/winfsp_drive_info_test.cpp
+++ b/repertory/repertory_test/src/winfsp_drive_info_test.cpp
@@ -121,7 +121,8 @@ TYPED_TEST(winfsp_test, info_can_get_file_name_info) {
 
   auto *info = reinterpret_cast<FILE_NAME_INFO *>(name_info.data());
   auto expected_name{
-      std::string{"\\repertory\\"} + std::string::to_lower(this->mount_location).at(0U)) +
+      std::string{"\\repertory\\"} +
+          utils::string::to_lower(this->mount_location).at(0U) +
           "\\test_file_2",
   };