diff --git a/src/backends/extrae/extrae_type_stack.cpp b/src/backends/extrae/extrae_type_stack.cpp
index 21fb90a40abab01cd7cc32d5b77875b3b64cd3f0..1ac1be2332cd04dd1f51ec3d9a569036c4f08676 100644
--- a/src/backends/extrae/extrae_type_stack.cpp
+++ b/src/backends/extrae/extrae_type_stack.cpp
@@ -137,7 +137,7 @@ ExtraeTypeStackStrategy::get_value_by_region_name(const std::string &name) {
   else 
   // if not allocate new entry
   {
-    const auto newValue= regionMapData.regionNameToValue.size()+1;
+    const extrae_value newValue= std::hash<std::string>{}(name);
     regionMapData.regionNameToValue[name] = newValue;
     return newValue;
   }
@@ -190,9 +190,9 @@ void ExtraeTypeStackStrategy::finalize() noexcept {
   std::vector<std::string> routine_names{};
 
   for (const auto &item : regionMapData.regionNameToValue) {
-    const auto &routine_name = item.first;
+    const auto &region_name = item.first;
     const auto &value = item.second;
-    routine_names.push_back(routine_name);
+    routine_names.push_back(region_name);
     values.push_back(value);
   }
   // leaking memory a bit, but c vs c++ strings are not worth making it not