diff --git a/container/src/root/src/internal/generic.hh b/container/src/root/src/internal/generic.hh
index 8199e67..0010cf6 100644
--- a/container/src/root/src/internal/generic.hh
+++ b/container/src/root/src/internal/generic.hh
@@ -136,7 +136,7 @@ class Transform : private ImplBase<t_impl>
 
  public:
   //! \brief Encode trivial types and std::string_view
-  //! \todo std::string_view is trivially copyable in c++23 but ROOT is c++17
+  //! \todo std::string_view is trivially copyable in c++23 but `dfi` ROOT build is c++20
   template <
       typename t_tag,
       typename t_encoded,
diff --git a/container/src/root/src/internal/type.hh b/container/src/root/src/internal/type.hh
index 7238f34..93d457f 100644
--- a/container/src/root/src/internal/type.hh
+++ b/container/src/root/src/internal/type.hh
@@ -187,7 +187,7 @@ struct has_const_iterator<t_type, std::void_t<typename t_type::const_iterator>>
 // NOTE: Doxygen doesn't allow multiple groups for variables
 
 //! \ingroup cpp_type_traits
-//! \todo std::string_view is trivially copyable in c++23 but ROOT is c++17...
+//! \todo std::string_view is trivially copyable in c++23 but `dfi` ROOT build is c++20
 template <typename t_type>
 constexpr bool is_signature_with_trivial =
     (std::is_trivial_v<t_type> || std::is_same_v<t_type, std::string_view>);