diff --git a/include/yorel/yomm2/runtime.hpp b/include/yorel/yomm2/runtime.hpp
index 88350743..8f552aeb 100644
--- a/include/yorel/yomm2/runtime.hpp
+++ b/include/yorel/yomm2/runtime.hpp
@@ -185,7 +185,6 @@ operator<<(std::ostream& os, Container<rt_class*, T...>& classes) {
 }
 
 struct yOMM2_API runtime_data {
-
     std::unordered_map<std::type_index, rt_class*> class_map;
     std::deque<rt_class> classes;
     std::vector<rt_method> methods;
@@ -196,14 +195,6 @@ struct yOMM2_API runtime_data {
 
 template<class Policy>
 struct yOMM2_API runtime : runtime_data {
-
-    std::unordered_map<std::type_index, rt_class*> class_map;
-    std::deque<rt_class> classes;
-    std::vector<rt_method> methods;
-    size_t class_visit{0};
-    mutable detail::trace_type<detail::TRACE_RUNTIME> trace;
-    metrics_t metrics;
-
     runtime();
 
     void update();