diff --git a/libpldmresponder/test/libpldmresponder_bios_config_test.cpp b/libpldmresponder/test/libpldmresponder_bios_config_test.cpp
index 9bcf096..16c88f1 100644
--- a/libpldmresponder/test/libpldmresponder_bios_config_test.cpp
+++ b/libpldmresponder/test/libpldmresponder_bios_config_test.cpp
@@ -39,7 +39,7 @@
             "./bios_jsons/enum_attrs.json",
         };
 
-        for (auto& path : paths)
+        for (const auto& path : paths)
         {
             std::ifstream file;
             file.open(path);