diff --git a/Framework/StackInterface/Stack.h b/Framework/StackInterface/Stack.h
index 8284573488f5c6bca1e14a5e97fff6ed17f27b60..9d259e1c282b278ab9bcec4f37a337685e29d641 100644
--- a/Framework/StackInterface/Stack.h
+++ b/Framework/StackInterface/Stack.h
@@ -232,9 +232,6 @@ namespace corsika::stack {
     StackIterator GetNextParticle() { return last(); }
 
   protected:
-    // typename std::enable_if<HasGetIndexFromIterator<T>::value, unsigned int>::type
-    // typename std::enable_if<std::is_base_of<decltype(*this)>,
-    // SecondaryView<StackDataType, ParticleInterface>>::value, unsigned int>::type
     /**
      * Function to perform eventual transformation from
      * StackIterator::GetIndex() to index in data stored in