diff --git a/src/include/units/base_dimension.h b/src/include/units/base_dimension.h
index 08a698be..57900028 100644
--- a/src/include/units/base_dimension.h
+++ b/src/include/units/base_dimension.h
@@ -51,8 +51,8 @@ template<basic_fixed_string Symbol, Unit U>
   requires U::is_named
 struct base_dimension {
   using base_type_workaround = base_dimension; // TODO Replace with is_base_dimension when fixed
-  static constexpr auto symbol = Symbol;
-  using base_unit = U;
+  static constexpr auto symbol = Symbol;  ///< Unique base dimension identifier
+  using base_unit = U;                    ///< Base unit adopted for this dimension
 };
 
 // base_dimension_less