diff --git a/contrib/epee/include/serialization/keyvalue_serialization_overloads.h b/contrib/epee/include/serialization/keyvalue_serialization_overloads.h
index bd4eb2fe..933935b2 100644
--- a/contrib/epee/include/serialization/keyvalue_serialization_overloads.h
+++ b/contrib/epee/include/serialization/keyvalue_serialization_overloads.h
@@ -315,7 +315,7 @@ namespace epee
     struct selector<true>
     {
       template<class t_type, class t_storage>
-      static bool serialize(const t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
+      static bool serialize(const t_type& d, t_storage& stg, [[maybe_unused]] typename t_storage::hsection hparent_section, [[maybe_unused]] const char* pname)
       {
         if constexpr (!t_storage::use_descriptions::value)
         {